Guest Stars Adam Sandler as Himself Josh Peck as Himself Jace Norman as Himself JoJo Siwa as Herself Ariana Grande as Herself Will Smith as Himself Riele West Downs as Herself Ally Brooke as Herself Chris Pratt as Himself Liza Koshy as Herself Candace Cameron Bure as Herself Caleb McLaughlin as Himself Joe Jonas as Himself David Dobrik as Himself Jason Sudeikis as Himself Lilly Singh as Herself Nick Jonas as Himself Owen Joyner as Himself Zachary Levi as Himself Jodie Sweetin as Herself Isabela Merced as Herself (Isabela Moner) Lilimar Hernandez as Herself Andrea Barber as Herself Scott Weinger as Himself Daniella Perkins as Herself Soni Nicole Bringas as Herself Michael Campion as Himself Elias Harger as Himself Alia Shelesh as Herself Kiernan Shipka as Herself Lana Condor as Herself Michael Peña as Himself Joey King as Herself Paris Berelc as Herself Kylie Jenner as Herself Jennifer Hudson as Herself Janelle Monáe as Themselves Jack Dylan Grazer as Himself Joel Courtney as Himself Bebe Rexha as Herself Noah Centineo as Himself Naomi Scott as Herself Asher Angel as Himself Kevin Jonas as Himself Shameik Moore as Himself Mena Massoud as Himself Scarlet Spencer as Herself Ethan Slater as SpongeBob SquarePants Dallas Dupree Young as Himself Migos as Themselves (Performer) Christina Sajous as Sandy Cheeks Eugenio Derbez as Himself Jack & Jack as Themselves Gavin Lee as Squidward Tentacles Danny Skinner as Patrick Star Ryan Kaji as Himself Allan K. Washington as Plankton Brian Ray Norris as Mr. Eugene H. Krabs