Duane Prokop
David Spade
Ray Romano
Bobby Slayton
Gilbert Gottfried
Louie Anderson
George Wallace
Paul Rodriguez
Gary Owen
Rich Little
Taylor Swift
Taylor Swift and Sydney Sierota
Paul McCartney
Carlos Santana
Elton John
Beyonce
Sheryl Crow and Rod Stewart
Angus Young of AC/DC
Bette Midler
LeAnn Rimes
Rod Stewart
Bruce Springsteen
Debbie Gibson
Gavin Rossdale
Andy Bell of Erasure
Chris Daughtry
Ice-T
Coolio
Machine Gun Kelly
Brad Paisley
Andy Biersack of Black Veil Brides
Darryl "D.M.C." Matthews McDaniels
Rob Zombie
Corey Taylor
Brendon Urie of Panic! At The Disco
Vic Fuentes of Pierce the Veil
Chris Cerulli of Motionless in White
Josh Dun of Twenty One Pilots
Rivers Cuomo of Weezer
Demi Lovato
Axl Rose of Guns N' Roses
Lyndsey Gunnulfsen of PVRIS
Joan Jett and the Blackhearts
Gavin Rossdale of Bush
Michael McClellan
Brett Scallions of Fuel
Corey Glover of Living Colour
Fergie
J Cole
Tegan and Sara
Alice Cooper
X Ambassadors
Jaime Preciado of Pierce the Veil
Brendon Urie of Panic! at the Disco
Adam Lazzara of Taking Back Sunday
Pierre Bouvier of Simple Plan
Robin Zander of Cheap Trick
Bishop Briggs
Charo
Smokey Robinson
Skip Martin
Wayne Newton
Engelbert Humperdinck
Jay White as Neil Diamond
Michael Jackson tribute artist Corey Melton
Marie Osmond
KA
Le Reve
Ignite
V The Ultimate Variety Show
The Chasm
I Ought to Be in Pictures
Anthony Crivello as The Phantom of the Opera
The Music Man
Titanic
Thoroughly Modern Millie