The Nickelodeon Mega Music Fest

John Leguizamo

Himself

Caitlin Sanchez

Dora Marquez (voice)

Donovan Patton

Joe/Bot (voice)

Jon Beavers

Twist

Thomas Hobson

Shout

Shayna Rose

Marina

Yvette Gonzalez-Nacer

Kiki

Laurie Berkner

Herself

Justin Bieber

Himself

Phil McGraw

Himself

Colbie Caillat

Herself

Wyclef Jean

Himself

Sofie Zamchick

Linny (voice)

Teala Dunn

Tuck (voice)

Danica Lee

Ming Ming (voice)

Traci Paige Johnson

Blue (voice)

Regan Mizrahi

Boots (voice)

Lance Robertson

DJ Lance Rock

Jade-Lianna Peters

Kai Lan (voice)

Sherri Shepherd

Herself