Guest Stars Miranda Cosgrove as Herself Nathan Kress as Himself Heidi Klum as Herself Jerry Trainor as Himself Robert Downey Jr. as Himself (Robert Downey, Jr.) JoJo Siwa as Herself Dove Cameron as Herself Joshua Bassett as Himself Sofía Vergara as Herself Millie Bobby Brown as Herself Jules LeBlanc as Herself Marsai Martin as Herself Terry Crews as Himself BTS as Themselves Liza Koshy as Herself Charli D'Amelio as Herself Alaya High as Herself (That Girl Lay Lay) Dixie D'Amelio as Herself David Dobrik as Himself Kim Kardashian as Herself Gal Gadot as Herself Anthony Anderson as Himself Gabrielle Nevaeh Green as Herself Finn Wolfhard as Himself Yara Shahidi as Herself Noah Schnapp as Himself Jayden Bartels as Herself Justin Bieber as Himself (Performer) Dylan Gilmer as Himself Darci Lynne as Herself Iain Armitage as Himself Jennifer Garner as Herself Tyler Perry as Himself Tiffany Haddish as Herself Anna Kendrick as Herself Hailey Bieber as Herself Gaten Matarazzo as Himself Lin-Manuel Miranda as Himself Kamala Harris as Herself Dannah Lane as Herself Addison Rae as Herself Quavo as Himself (Performer) Dani Lane as Herself