Sam and Mark's Big Friday Wind-Up - Episode Guide

Sam Nixon and Mark Rhodes host, while Peter Andre has a go on the Wind-Up wheel. The guys play a game of In Yer House in Preston, and Mark takes on an audience member in Lick My Filthy Dishes. Then it's over to the Weekend Wind-Down where the Vamps take part in various challenges, as well as performing at the end of the show.

Sam Nixon and Mark Rhodes host, while Joe Swash has a go on the Wind-Up wheel after surprising a mum obsessed with red heads. The guys play a game of In Yer House in Aberdeen and Mark takes on an audience member in What's on My Face?. Then it's over to the VIP zone for further mayhem in the Weekend Wind-Down!

Sam Nixon and Mark Rhodes host, Katie Thistleton has a go on the Wind-Up wheel, the Vamps help to surprise two of their biggest fans in Smarked and Mark takes on an audience member in Horn-you-copia. Then it's over to the Weekend Wind-Down where Nathan Sykes performs.

Two surprise Coronation Street stars join in the fun, hosts Sam Nixon and Mark Rhodes guys travel to Southport, Merseyside, for a game of In Yer House, while Mark also takes on an audience member in Bucketiquette. Plus, The Weekend Wind Down.

Guest Naomi Wilkinson joins in the fun as Sam Nixon and Mark Rhodes introduce a lively mix of hidden-camera pranks, special guests and surprises

Rappers Bars and Melody join in the fun, as CBBC's Lauren Layfield finds herself on the wind-up wheel. Hosts Sam Nixon and Mark Rhodes travel to Watford, Hertfordshire, to play a game of In Yer House, and Mark also tries to fight his way out of a paper bag

Guest Kimberly Wyatt has a go on the wind-up wheel, Sam Nixon and Mark Rhodes travel to Cheshire for a game of In Yer House and two families compete in Splat in the box. Plus, the Weekend Wind Down presents more challenges and backstage gossip

Shannon Flynn and Ed Petrie join in the action, hosts Sam Nixon and Mark Rhodes travel to Bolton for a game of In Yer House, and two families compete in the scariest game on television - Splat in the Box. Plus, the Weekend Wind Down and backstage gossip

Lindsey Russell and Ben Shires join in the action, as hosts Sam Nixon and Mark Rhodes wind up a fan of Wolfblood.

Sam and Mark look back at the best bits of the past series.

A festive episode, packed with Christmas surprises. Imperial stormtroopers from the latest Star Wars movie invade the studio to surprise a fan. The audience take on an extremely soggy singing challenge in Karasnowke, embarrassing parents are banished to the School of Shame and two families go head to head in the ultimate final challenge Ball Fall. The Vamps play their latest hit in the studio.

Tom Fletcher joins Sam and Mark in the studio to kick off the 2017 series. There's the world's wettest singing contest 'Karasoake', punishment for embarrassing parents at the 'School of Shame' and chart-toppers Ward Thomas perform in the studio.

Stars of The Dumping Ground surprise two of their superfans. Sam and Mark go undercover in In Yer House Extreme and there's music from boy band Union J.

Comedian and presenter Iain Stirling and Californian boy band The Tide join Sam and Mark in the studio to kick off the weekend. The boys take on two Olympians in a 'Face Off' challenge, and who will survive the avalanche in Ball Fall?

Sam and Mark are joined by Matilda Ramsay as she takes a turn on the Wind-Up Wheel. Two sets of twins from the same family take on each other to win a stash of prizes, and there is music from Gavin James.

Wrestling star Nikki Bella surprises her biggest fan in the studio, Johnny and Inel take on Sam and Mark in a singing challenge and Eurovision performers, Joe and Jake, perform their latest song.

Sam and Mark kick off the weekend with another show packed full of surprises and pranks. Five more embarrassing parents get the School of Shame treatment and The Voice winner Kevin Simm performs in the studio.

Hacker T dog and Simeon Qsyea from Taking the Next Step join the boys in the studio to surprise their biggest fans. Sam and Mark take on Jedward in Newcastle for a comedy challenge and there's music from X Factor winner Ben Haenow.

Wolfblood's Leona Vaughan joins Sam and Mark in the studio. There is also music from singing sensations Collabro, and the boys embark on their toughest In Yer House challenge yet.

Olympic medallists Beth Tweddle and Nile Wilson join the boys for more surprises and weekend wind-ups. A Beyonce fan takes to the air to win a fantastic prize, parents get wet in Karasoake and Bars and Melody perform their latest hit.

Sam and Mark visit a relationship counsellor who encourages them to look back on some of their happiest times together from the series. Featuring plenty of wind-ups, laughter and music to kick-off the weekend.

An unsuspecting audience member gets to meet her heroes. There's a gripping new game called Hang On. Someone has the luckiest day of their life, and Yes Lad are in the studio to join in the fun and play their latest hit.

X Factor winner Matt Terry joins in the fun and plays his latest track. Cel Spellman gives the boys cold feet and CBBC's Lindsey and Karim team up to race Sam and Mark in a soapbox derby.

Sam Nixon and Mark Rhodes host the fun in their entertainment show. Callum Beattie joins them in the studio to play his latest hit. CBBC's Katie Thistleton is pranked in her own home and one unsuspecting audience member tries his hand at being a secret agent, in an attempt to win some top prizes.

Sam and Mark are joined by Saturday Mash Up's Jonny and Yasmin. Naomi Wilkinson and Ed Petrie challenge them to take part in a street dance competition, four parents attempt to impress the public with their vocal skills in Karasoake and a huge dinosaur fan has the chance to win some fantastic prizes.

Sam and Mark are joined by Olympic gold medallist Rebecca Adlington, who takes on the selfie-stick challenge in the studio. An unsuspecting audience member meets the life-long hero they never knew they had, and Chris Johnson gets a huge surprise in his own home.

Shelby Bain, who plays Amy in The Next Step, joins the boys to surprise a superfan in the studio. Celebrity MasterChef winner Angellica Bell is the Celeb of Doom, and eight more parents are challenged to Hang On.

Lauren Layfield becomes a trainee agent and goes in Yer House. HRVY joins the boys in the studio to perform his latest hit and take on the Selfie Stick Challenge. There'll be more eggy parents and another game of Karasoake.

Boy band RoadTrip surprise a fan in the studio and perform their latest hit. The boys go In Yer House to carry out another undercover mission in a viewer's home. Ben Shires has a disgusting challenge for Sam and Mark as the Celeb of Doom, and there's more singing and soaking in Karasoake.

Ian Stirling and Ben Shires face Sam and Mark in a rollercoaster challenge. Plus a football fan is given the chance to win a stash of prizes and four more parents warble a wet tune in Karasoake.

Boyband New Hope Club surprise two of their biggest fans in the studio and play their latest hit. Blue Peter's Radzi takes on the role of secret agent and goes 'In Yer House'.

When someone forgets to book the studio audience, Sam and Mark are left with time on their hands to reminisce over some of the highlights of the current series. It's been emotional.

Join Sam and Mark for more hilarious pranks and festive surprises. There are brand new games and fantastic guests, including Kimberly Wyatt and Hacker T Dog.

HRVY makes a surprise appearance to give a superfan the surprise of her life! Stars of Operation Ouch the van Tulleken twins go undercover in a viewer's house to carry out secret medical missions. There's a game of Karasoake, and Ben Shires takes questions and selfies from the audience.

Star of Strictly Come Dancing AJ Pritchard gives one girl the surprise of her life in the studio. Two stars of Coronation Street go head to head with Sam and Mark in Face Off.

Art Ninja Ricky Martin goes In Yer House to carry out a secret mission.

Boyband New Hope Club surprise two of their biggest fans in the studio and play their latest hit. Blue Peter's Chinyanganya takes on the role of secret agent and goes In Yer House.

Sam Nixon and Mark Rhodes introduce a lively mix of hidden-camera pranks, special guests and surprises.

Rak-Su take on Sam and Mark in the most physically demanding Face Off yet.

Stars from Hetty Feather and Millie Inbetween surprise some of their biggest fans.