All Cast
Jimmy Fallon
Self
Dolly Parton
Self
Meghan Trainor
Self
Justin Timberlake
Self
LL Cool J
Self
JB Smoove
Self
"Weird Al" Yankovic
Self
Nick Jonas
Self
Joe Jonas
Self
Kevin Jonas
Self
The Radio City Rockettes
Self
Cara Delevingne
Self
Questlove
Self
