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