Suggestions by @kipwalker

Alejandro González Iñárritu

as Director in The Last of the Mohicans

Christine Baranski

as Yzma in The Emperor's New Groove

Jake T. Austin

as Emperor Kuzco in The Emperor's New Groove

Seth Rogen

as Pacha in The Emperor's New Groove

Taylor Sheridan

as Director in Salvador

Evan Goldberg

as Director in Teenyboppers

Seth Rogen

as Director in Teenyboppers

Paul Feig

as Director in Teenyboppers

Beanie Feldstein

as Snooki in Teenyboppers

Aubrey Plaza

as Selena Gomez in Teenyboppers

Emma Roberts

as Rebecca Black in Teenyboppers

Kevin Hart

as Usher in Teenyboppers

Bill Hader

as Kevin Jonas in Teenyboppers

Andy Samberg

as Joe Jonas in Teenyboppers

Jay Baruchel

as Nick Jonas in Teenyboppers

Jeff Bridges

as Billy Ray Cyrus in Teenyboppers

Kristen Wiig

as Miley Cyrus in Teenyboppers

Kristen Wiig

as Justin Bieber in Teenyboppers

Sam Mendes

as Director in Top Gun

Logan Lerman

as Maverick in Top Gun