Ariana Grande as herself
Justin Bieber as himself
Selena Gomez as herself
Hailey Baldwin as herself (not Sarah, I forgot to change it lol)
New kid in school as '???'
(Not revealed until later)Chaz as himself
Ryan as himself
Luke Brooks as himself
Frankie Grande as himself
****Since this is a high school type story none of the characters are famous. :)
****And I know most of them are older than your typical high school student based on the pictures I'm using but just go along with it lol :)