Guest Stars Miranda Cosgrove as Herself Heidi Klum as Herself Jace Norman as Himself Nick Cannon as Himself JoJo Siwa as Herself Dove Cameron as Herself Zendaya as Herself Kira Kosarin as Herself Jack Griffo as Himself Kevin Hart as Himself Kel Mitchell as Himself Riele West Downs as Herself Ally Brooke as Herself Chris Pratt as Himself Candace Cameron Bure as Herself Chris Pine as Himself Ella Anderson as Herself Lizzy Greene as Herself Benjamin Flores Jr. as Himself Lauren Jauregui as Herself Ellen DeGeneres as Herself Cooper Barnes as Himself Marsai Martin as Herself Breanna Yde as Herself Nikki Garcia as Herself (Nikki Bella) Dinah Jane Hansen as Herself Sean Ryan Fox as Himself Maddie Ziegler as Herself Bethany Mota as Herself Michael D. Cohen as Himself Normani as Herself Zoe Saldana as Herself Isabela Merced as Herself (Isabela Moner) Jodie Sweetin as Herself John Stamos as Himself Gal Gadot as Herself Cree Cicchino as Herself Andrea Barber as Herself Soni Nicole Bringas as Herself Scott Weinger as Himself Nat Wolff as Himself Casey Simpson as Himself Madisyn Shipman as Herself Mace Coronel as Himself Michael Campion as Himself Elias Harger as Himself Perri Kiely as Himself Jordan Banjo as Himself Jade Pettyjohn as Herself John Brotherton as Himself Ricardo Hurtado as Himself Miles Brown as Himself Ashley Liao as Herself Demi Lovato as Themselves Gwen Stefani as Herself Adam Hagenbuch as Himself Camila Cabello as Herself (Performer) Dave Coulier as Himself Juan Pablo Di Pace as Himself Olly Murs as Himself Jeffrey Nicholas-Brown as Himself Lance Lim as Himself Little Mix as Themselves (Performer) Noah Cyrus as Herself DJ Khaled as Himself Machine Gun Kelly as Himself (Performer) Aidan Miner as Himself Big Sean as Himself