HOLLYWOOD, CA (CBS NEWS) – A marching band and cheerleaders kicked off the blue carpet and collegiate style for the world premiere of Disney/Pixar’s “Monsters University.” Stars like Gwen Stefani and Gavin Rossdale, along with supermodel Alessandra Ambrosio brought their kids for a food and fun-filled tailgate party before watching the film.

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In this prequel to “Monsters Inc.” we see Mike and Sully in college before they were best friends, majoring in “Scaring.” Not-so new face to Pixar films is John Ratzenberger who reprises his role as “Yeti.” But there are some new faces featured in “Monsters University” including SNL’s Bobby Moynihan as “Chet,” Helen Mirren, Steve Buscemi, Alfred Molina, Dave Foley, Sean P. Hayes, Charlie Day, Nathan Fillion, and John Krasinski.

PHOTOS: ‘Monsters University’ Premiere

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Developed by Emeryville-based Pixar, “Monsters University” is set to scare us out of our seats on June 21.

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