Thank you all so much for the positive response regarding this AU!
The characters are from Roosterteeth's Camp Camp and the song is You're in the Band from School of Rock!
I created each frame in Procreate on the iPad Pro and edited it in Videorama!
Thank you for watching! :-)

EDIT: Here's all the roles for everyone asking!

Dewey- David
Ned- Daniel
Mullins- Gwen
Patty- Jen

Zack(guitar)- Max
Summer(manager)- Preston
Tomika(vocals)- Nerris
Lawrence(piano)- Neil
Freddy(drums)- Nurf
Katie(bass)- Ered
Shonelle and Marcy(back up vocals)- Nikki and Harrison
Billy(stylist)- Dolf
Mason(tech)- Space Kid
James (security)- Wood Scouts
Sophie and Madison(roadies)- Flower Scouts