Season 1
Episode: 1x01 | Airdate: Jan 18, 2015
On her 14th birthday, Princess Star Butterfly receives a magical wand, but when she sets fire to the castle, she is sent to Earth to train. There, she enrolls in Echo Creek Academy where the principal pairs her with Marco Diaz, a reputed "safe kid". Upon befriending Marco, Star ends up discovering her skills when she is attacked by Ludo and his army of monsters.
Episode: 1x02 | Airdate: Jan 18, 2015 (30 min)
Star receives a visit from Flying Princess Pony Head, her best friend from Mewni. Pony Head is jealous that Marco is Star's best friend on Earth. She invites Star and Marco to various dance clubs, but she competes with Marco for Star's attention and tries to strand him at a video arcade. Meanwhile, guards have been hot on Pony Head's trail. Eventually, King Pony Head arrives to have the guards take Pony Head to St. Olga's Reform School for Wayward Princesses.
Episode: 1x03 | Airdate: Mar 30, 2015 (30 min)
Star fails her first test, so she tries to play matchmaker for their math teacher Miss Skullnick to get a better grade. However, she winds up turning her into a troll. When Ludo and his minions attack, one of the monsters falls for Skullnick.
Episode: 1x04 | Airdate: Mar 30, 2015 (30 min)
Echo Creek Academy prepares for a football game against their rival school. Marco tries to protect Ferguson, who has become the team mascot, from being kidnapped. Star takes the concept of going to battle literally, and booby traps the field with bombs, evil kittens, and giant birds.
Episode: 1x05 | Airdate: Apr 6, 2015 (30 min)
Marco breaks his arm before a karate tournament. Star uses her wand to fix it, but transforms it into a tentacle arm. As Star tries to find a spell to reverse it, Marco begins to like his new powers associated with the arm. However, the arm harbors an evil sentience that intends to take over the world.
Episode: 1x06 | Airdate: Apr 6, 2015 (30 min)
When the Diaz family receives a visit by their former foreign exchange student Gustav from Scandinavia, Gustav soon becomes the family favorite with his meatballs, that Star feels neglected. She senses something is wrong when she discovers Gustav harbors some books and media about how to act like a Scandinavian in his backpack.
Episode: 1x07 | Airdate: Apr 13, 2015 (30 min)
Star and Marco are trapped inside a tool shed by Ludo's army. As Marco tries to fashion something to fight them off, he recounts how he tried to cheer up Star because she left her phone number for her crush, a keytar-playing student named Oskar, but he has not called her back.
Episode: 1x08 | Airdate: Apr 13, 2015 (30 min)
When Star's wand runs low on power, she and Marco visit Quest Buy, a large inter-dimensional retail store to buy a new charger. However, the location of the charger department proves extremely difficult to find and to get to. Meanwhile, Ludo and his minions, who are shopping there for a beak sharpener, pursue Star to try to take her wand.
Episode: 1x09 | Airdate: Apr 20, 2015 (30 min)
As an anniversary gift for Marco's parents, Star invites them and Marco to Mewni, but must avoid being seen by her father as Star is not allowed to leave Earth. While they visit a Mewni village, Star sees her father strolling about, and directs the Diaz family into a deadly forest.
Episode: 1x10 | Airdate: Apr 20, 2015 (30 min)
Star and Marco crash Brittney Wong's birthday event which takes place on a party bus. While Star tries to make the party "fun", Marco gets carsick. Ludo and his minions attack and hijack the bus.
Episode: 1x11 | Airdate: Jun 15, 2015 (30 min)
Star experiences "mewberty", that is, her skin breaks out in hearts whenever she is near boys. Although Marco thinks it's much like the Earthling condition, Star's is more extreme. She sprouts hearts all over her body, and transforms into a butterfly creature that captures boys and seals them away. Marco turns to the Glossaryck, a genie inside Star's book of magic, for advice on how to stop her.
Episode: 1x12 | Airdate: Jun 15, 2015 (30 min)
After making prank calls on Star's magic mirror, Marco, Alfonzo, Ferguson, and Star must go to Pixtopia: Land Of The Pixies and pay the bill. When they can't pay it, they are forced to work in a mine shaft. The Pixie Empress flirts with Ferguson.
Episode: 1x13 | Airdate: Jun 22, 2015 (30 min)
Ludo fires his minion Lobster Claws after he accidentally takes off Deer Beard's antler when trying to get Star's wand. Marco tries to help Lobster Claws become good while Star thinks he cannot be reformed.
Episode: 1x14 | Airdate: Jun 22, 2015 (30 min)
Marco discovers that Star has been "sleep spelling", that is, casting spells when sleepwalking. He tries psychology to try to treat her.
Episode: 1x15 | Airdate: Jul 20, 2015
Star accepts her ex-boyfriend Tom's invitation to Demon Prom, but Marco is suspicious of Tom's intentions and crashes the prom to prevent Star from getting her heart broken again.
Episode: 1x16 | Airdate: Jul 20, 2015
Star believes that fortune cookies magically predict the future and should be followed literally.
Episode: 1x17 | Airdate: Jul 27, 2015
Star manages to accidentally freeze time with her wand.
Episode: 1x18 | Airdate: Jul 27, 2015
Star's father shows up unexpectedly for a visit.
Episode: 1x19 | Airdate: Aug 10, 2015 (30 min)
Star must face her greatest fear and travel to St. Olga's Reform School for Wayward Princesses to bust out Flying Princess Pony Head for her birthday.
Episode: 1x20 | Airdate: Aug 17, 2015
Star commerates Mewnipendance Day with a recreation of the historic battle.
Episode: 1x21 | Airdate: Aug 17, 2015
Star sees a commercial for a magical Earth product.
Episode: 1x22 | Airdate: Sep 14, 2015
Miss Skullnik puts Star in charge of a school field trip to the Dimension of Wonders and Amazements.
Episode: 1x23 | Airdate: Sep 14, 2015 (30 min)
Star helps Margo grow a beard.
Episode: 1x24 | Airdate: Sep 21, 2015
Star allies with Buff Frog to rescue Marco from Toffee.
Season 2
Episode: 2x01 | Airdate: Jul 11, 2016 (30 min)
Marco, and Star's new wand, are trapped in her secrets closet, which Star cannot open without magic.
Episode: 2x02 | Airdate: Jul 11, 2016 (30 min)
Cast adrift by Star, Ludo must learn to survive in the wild.
Episode: 2x03 | Airdate: Jul 18, 2016 (30 min)
According to the school career counseior, Star is destined to be Queen of Mewni, and Marco has a promising future in the garbage industry.
Episode: 2x04 | Airdate: Jul 18, 2016 (30 min)
Marco attempts to earn his red belt, while Star is on a quest to find a hammer.
Episode: 2x05 | Airdate: Jul 25, 2016 (30 min)
Marco enlists the help of Oskar and Glossaryk to stop Star on a run-away bicycle.
Episode: 2x06 | Airdate: Jul 25, 2016 (30 min)
Star attempts to get her wand back from a strange dog while playing fetch with the laser puppies.
Episode: 2x07 | Airdate: Aug 1, 2016 (30 min)
On the run from the law, Star takes refuge in Echo Creek aquaduct.
Episode: 2x08 | Airdate: Aug 1, 2016 (30 min)
Star's wand is affected by Ludo's actions in Mewni.
Episode: 2x09 | Airdate: Aug 8, 2016
Star meets her childhood warrior hero Mina, who Marco thinks is just a crazy dumpster lady.
Episode: 2x10 | Airdate: Aug 8, 2016
Star and Marco go camping to see the geyser "Old Youthful", and run into Star's father.
Episode: 2x11 | Airdate: Aug 15, 2016
Star and Marco babysit the tadpoles as Buff Frog works to provide for his family.
Episode: 2x12 | Airdate: Aug 15, 2016
Buff Frog joins BooFly's crew on a job to get stolen corn.
Episode: 2x13 | Airdate: Sep 12, 2016
Star and her friends wait in a long line for the universe's best hot dog.
Episode: 2x14 | Airdate: Sep 12, 2016
Glossaryck hides in a doughnut box following an argument with Star.
Episode: 2x15 | Airdate: Sep 19, 2016
Star competes in the Game of Flags at the Butterfly-Johansen family reunion
Episode: 2x16 | Airdate: Sep 19, 2016
Star gets nominated as Mayor of Detention.
Episode: 2x17 | Airdate: Sep 26, 2016
During a game of "Truth or Punishment", will someone fess up to lying about an embarressing question, or will they all face the dire punishment?
Episode: 2x18 | Airdate: Sep 26, 2016
Marco's Quest Buy gift card from Star is due to expire, with unexpected consequences. Can Marco find a gift he truly appreciates before Miss Heinous's hitman catches up to him?
Episode: 2x19 | Airdate: Oct 3, 2016
Tom befriends Marco. But to what nefarious end?
Episode: 2x20 | Airdate: Oct 3, 2016
Buff Frog investigates the breach in the human's cornfield forcefield.
Episode: 2x21 | Airdate: Oct 10, 2016
Jenna and Star summon "Hungry Larry" in an effort to make the Diaz haunted house more scary.
Episode: 2x22 | Airdate: Oct 10, 2016
The inner workings of Star's wand are revealed.
Episode: 2x23 | Airdate: Nov 7, 2016
Star travels into her wand to try and fix it
Episode: 2x24 | Airdate: Nov 7, 2016
When Marco and Ponyhead pick up a pizza for Star, the simple task becomes a disaster.
Episode: 2x25 | Airdate: Nov 14, 2016
Star tries to resist the temptation of reading a forbidden chapter in her Book of Spells.
Episode: 2x26 | Airdate: Nov 14, 2016
Marco grows a second head that blurts out his secrets and insecurities whenever he tries to ask out Jackie.
Episode: 2x27 | Airdate: Nov 21, 2016
Star has second thoughts about attending a dead clown's seance when Jackie asks Marco to go to the school dance with him, Part 1 of 2.
Episode: 2x28 | Airdate: Nov 21, 2016
Star has second thoughts about attending a dead clown's seance when Jackie asks Marco to go to the school dance with him, Part 2 of 2.
Episode: 2x29 | Airdate: Feb 6, 2017
Star tries to rescue Glossaryck and the Book of Spells from Ludo.
Episode: 2x30 | Airdate: Feb 7, 2017
Star sets out to prove that party magician Preston Change-O is a real magician.
Episode: 2x31 | Airdate: Feb 8, 2017
Star must show her fairy godmother, Baby, what she has learned about magic.
Episode: 2x32 | Airdate: Feb 9, 2017
When Marco abuses the Dimensional Scissors, the Scissors Enforcer, Heckapoo gives Marco an ultimatum.
Episode: 2x33 | Airdate: Feb 13, 2017
When Star refuses to solve a problem in math class, she learns that avoiding her least favorite subject may have cosmic repercussions.
Episode: 2x34 | Airdate: Feb 14, 2017
When Star discovers that the Bounce Lounge is closing, she and Marco enlist their old Bounce Crew to make sure the party continues.
Episode: 2x35 | Airdate: Feb 15, 2017
Rhombulus, convinced that Star is the source of a universe-wide magical glitch, brings her before the Chancellor of the Magical High Commission.
Episode: 2x36 | Airdate: Feb 16, 2017
Ludo forces Glossaryck to teach him about the Book of Spells.
Episode: 2x37 | Airdate: Feb 20, 2017
Ms. Heinous shows up at the Diaz house and Marco must make amends for all the terrible things he has done.
Episode: 2x38 | Airdate: Feb 21, 2017
Marco wants to prove to Sensei that he's more worthy than Jeremy.
Episode: 2x39 | Airdate: Feb 22, 2017
Star must restore Echo Creek High's spirit after destroying the Possum statue.
Episode: 2x40 | Airdate: Feb 23, 2017
When Star invites Jackie to a Love Sentence concert with her and Marco, she tries to make sure Jackie doesn't feel like a third wheel.
Episode: 2x41 | Airdate: Feb 27, 2017 (30 min)
On Star's Song Day, Star and Marco work with principle songstrel Ruberiot to create a ballad for the event.
Episode: 2x42 | Airdate: Feb 27, 2017 (30 min)
Hoping to help her forget about her strained friendship with Marco, Star's friends convince her to ditch the Diaz' end-of-the-school-year party for a more dangerous bash.
Season 3
Episode: S03 Special | Airdate: Jul 15, 2017
While Marco's parents try to console Marco on his loss, Star and Queen Butterfly seek sanctuary for the defeated Magical High Commission.
Episode: S03 Special | Airdate: Jul 15, 2017
Queen Moon tells Star how, as a teenage queen, she had to turn to dark magic in her battle with Toffee.
Episode: S03 Special | Airdate: Jul 15, 2017
Ludo finds that his wand is now embedded into his hand. Glossaryck tries to warn him that he has been possessed by Toffee.
Episode: S03 Special | Airdate: Jul 15, 2017
With Queen Butterfly gone, King River struggles to take care of the kingdom with the help of Marco.
Episode: S03 Special | Airdate: Jul 15, 2017
Star and her mom find refuge with Buff Frog and his tadpoles. Queen Butterfly wants to remain hidden, but Star wants to rescue her dad from Ludo.
Episode: S03 Special | Airdate: Jul 15, 2017
Ludo takes over the kingdom, but struggles with becoming popular with the kingdom's villagers. Marco organizes some of the court entertainers into a resistance force.
Episode: S03 Special | Airdate: Jul 15, 2017 (30 min)
In the final battle with Toffee, Star uses the "Nuclear Option" on Ludo's hand-wand. The wand is destroyed, but Star is trapped inside Toffee as a result.
Episode: 3x01 | Airdate: Nov 6, 2017
Star goes to the Royal Laundry, and meets the Knight of the Wash.
Episode: 3x02 | Airdate: Nov 6, 2017
Star continues to have recurring visions of Glossaryck and believe he is haunting her.
Episode: 3x03 | Airdate: Nov 7, 2017
Tom snubs Star at the Silver Bell Ball.
Episode: 3x04 | Airdate: Nov 7, 2017
Star meets the ancient Queen Eclipsa.
Episode: 3x05 | Airdate: Nov 8, 2017
Star and Tom's friendship is put to the test when Tom decides to get rid of his demons.
Episode: 3x06 | Airdate: Nov 8, 2017
Marco decides to put in a full effort to living life in the present on Earth.
Episode: 3x07 | Airdate: Nov 9, 2017
Knight of the wash, Sir Lavabo, gets a familiar squire.
Episode: 3x08 | Airdate: Nov 9, 2017
Star prepares for the Midnight Warrior Blowout Sale at Quest Buy.
Episode: 3x09 | Airdate: Nov 13, 2017
A surprise visitor pressures Marco to reveal Turdina's true identity.
Episode: 3x10 | Airdate: Nov 13, 2017
Star goes out into the field to understand why Mewmans treat Monsters unfairly.
Episode: 3x11 | Airdate: Nov 14, 2017
Star discovers she travels through multiple dimensions in her dreams.
Episode: 3x12 | Airdate: Nov 14, 2017
Kelly breaks up with her boyfriend and Marco questions his friendship with Star Butterfly.
Episode: 3x13 | Airdate: Nov 15, 2017
Star urges the royal youth of Mewni to sign a petition calling for the equal treatment of Monsters.
Episode: 3x14 | Airdate: Nov 15, 2017
Star is thrilled when Ponyhead invites her to dinner with her sisters.
Episode: 3x15 | Airdate: Nov 16, 2017
Star learns that Marco and Hekapoo have been dealing with rogue interdimensional portals.
Episode: 3x16 | Airdate: Nov 16, 2017
Star learns that Marco and Hekapoo have been dealing with rogue interdimensional portals.
Episode: 3x17 | Airdate: Nov 16, 2017
Episode: 3x18 | Airdate: Dec 2, 2017
Star, Marco and the rest of Mewni celebrate a special snowy holiday, "Stump Day".
Episode: 3x19 | Airdate: Dec 2, 2017
Spider with a Top Hat invites one of Eclipsa's dark spells to the office holiday party.
Episode: 3x20 | Airdate: Mar 3, 2018
King River interrupts Star's eager investigation into Eclipsa's past and demands her help on a dangerous hunt
Episode: 3x21 | Airdate: Mar 3, 2018
Moon enlists Eclipsa herself to access Mewni's most guarded records.
Episode: 3x22 | Airdate: Mar 10, 2018
Moon and the Magical High Commission put Eclipsa on trial for her evil past with Star as a key witness.
Episode: 3x23 | Airdate: Mar 10, 2018
Dennis goes on a dangerous journey to find Ludo living in another dimension.
Episode: 3x24 | Airdate: Mar 17, 2018
Buffrog leaves Mewni in search for a better life, and Star goes to look for him.
Episode: 3x25 | Airdate: Mar 17, 2018
Marco returns to Echo Creek to discover that his mom is pregnant.
Episode: 3x26 | Airdate: Mar 24, 2018
Ponyhead returns to St. O's and finds that the curriculum got tougher.
Episode: 3x27 | Airdate: Mar 24, 2018
A magical photo booth at a wedding goes on the fritz and captures Star and Marco inside.
Episode: 3x28 | Airdate: Mar 31, 2018
Pony Head shuts herself away to watch the finale of her favorite Korean drama.
Episode: 3x29 | Airdate: Mar 31, 2018
Eclipsa and Moon bring Princess Meteora home peacefully after the massive destruction she's caused.
Episode: 3x30 | Airdate: Apr 7, 2018 (30 min)
Star becomes acting queen and plans for Marco and his warriors to delay Meteora from reaching Castle Butterfly long enough for Star to find Moon and destroy the monster princess.
Episode: 3x31 | Airdate: Apr 7, 2018 (30 min)
Star must find the courage to face Meteora alone and make a decision that will change the kingdom forever.
Season 4
Episode: 4x01 | Airdate: Mar 10, 2019 (30 min)
Star and Marco go in search of Queen Moon.
Episode: 4x02 | Airdate: Mar 10, 2019 (30 min)
Star's search for her Mom takes her to the home of the Pie Folk, where she must outwit them in order to reunite her family.
Episode: 4x03 | Airdate: Mar 17, 2019
Moon is back, and Star wants to find the perfect time to tell her about Globgor.
Episode: 4x04 | Airdate: Mar 17, 2019
Star and Marco plan their beach day, but Eclipsa needs Star's help with an unexpected problem.
Episode: 4x05 | Airdate: Mar 17, 2019
Star and Marco journey to the Neverzone to rescue his friend Nachos from mysterious demons.
Episode: 4x06 | Airdate: Mar 17, 2019
When a storm traps Star at Tom's family lake house, she turns it into a fun excursion.
Episode: 4x07 | Airdate: Mar 24, 2019
Star and Marco turn into amateur sleuths to find who tried to turn Eclipsa to stone.
Episode: 4x08 | Airdate: Mar 24, 2019
Moon and River try to adjust to life after giving up their crowns.
Episode: 4x09 | Airdate: Mar 24, 2019
Star enlists Ponyhead to help make Eclipsa more popular.
Episode: 4x10 | Airdate: Mar 24, 2019
Star tries her best to distract the Spider Bite family when Eclipsa is late for her first royal dinner.
Episode: 4x11 | Airdate: Mar 31, 2019
Star, Marco and Janna want to take full advantage of Quest Buy's "Going Out of Business Sale."
Episode: 4x12 | Airdate: Mar 31, 2019
Marco and Kelly risk life and limb to return a library book before it's overdue.
Episode: 4x13 | Airdate: Mar 31, 2019 (30 min)
Star and Marco go on a perilous quest to break the curse of the Blood Moon.
Episode: 4x14 | Airdate: Apr 7, 2019
Ludo becomes determined to figure out how to not let his past hinder him any longer and continue on with the rest of his life.
Episode: 4x15 | Airdate: Apr 7, 2019
Moon revisits the Butterfly Castle ruins to discover an item she left behind, but she is soon surprised.
Episode: 4x16 | Airdate: Apr 7, 2019
Star tries to convince Buff Frog to move back to Mewni.
Episode: 4x17 | Airdate: Apr 7, 2019
Glossaryck needs Meteora to help him with an errand.
Episode: 4x18 | Airdate: Apr 14, 2019
Star and Marco have to make some decisions about the future.
Episode: 4x19 | Airdate: Apr 14, 2019
Star and Marco have to rescue a kidnapped Eclipsa.
Episode: 4x20 | Airdate: Apr 14, 2019
Tom learns how to have fun without Star.
Episode: 4x21 | Airdate: Apr 14, 2019
Star and Eclipsa's spells come face to face, and they must team up to stop a lethal spell gone rogue.
Episode: 4x22 | Airdate: Apr 21, 2019
Marco and Tom go on a dragon-cycling adventure.
Episode: 4x23 | Airdate: Apr 21, 2019
Eclipsa has a date with Globgor.
Episode: 4x24 | Airdate: Apr 21, 2019 (30 min)
Star plans a coronation for Eclipsa to become Queen.
Episode: 4x25 | Airdate: Apr 28, 2019
Star attempts to figure out what to do with her life after she is not responsible for Mewni any longer.
Episode: 4x26 | Airdate: Apr 28, 2019
Marco is determined to consume 50 tacos in order to win a special prize that is being offered at Britta's Tacos restaurant.
Episode: 4x27 | Airdate: Apr 28, 2019
Star gets ready to actually have the day at the beach with Marco.
Episode: 4x28 | Airdate: Apr 28, 2019
Marco misplaces both Mariposa and Meteora somewhere in Hekapoo's dimension.
Episode: 4x29 | Airdate: May 5, 2019
Tom breaks up with Star but is not prepared for the consequences.
Episode: 4x30 | Airdate: May 5, 2019
Star and Marco need Janna's help to return to Mewni.
Episode: 4x31 | Airdate: May 5, 2019
Star, Marco, Janna and Tom lose their memories as they traverse amnesia-inducing waters to get back to Mewni.
Episode: 4x32 | Airdate: May 5, 2019
Star arrives in Mewni as a soldier attacks Monster Castle.
Episode: 4x33 | Airdate: May 12, 2019
Star, Ponyhead, Sea Horse, Kelly, Rich Pigeon, Jorby, Talon and Quirky Guy all arrive to bail out Eclipsa.
Episode: 4x34 | Airdate: May 12, 2019
Moon arrives to save the day.
Episode: 4x35 | Airdate: May 12, 2019
Moon and Mina agree to disagree.
Episode: 4x36 | Airdate: May 12, 2019
Star searches for a way to defeat Mina and her Solarian Warriors.
Episode: 4x37 | Airdate: May 19, 2019 (30 min)
Star attempts to solve all of her problems.