Nicki Minaj

(credit: Danny Martindale/Getty Images)

Snooki

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Katy Perry

(credit:

HOLLYWOOD, CA - JUNE 26: Singer Katy Perry performs at the first-ever Pepsi/Billboard Summer Beats special live performance for "Katy Perry: Part Of Me" at Grauman's Chinese Theatre on June 26, 2012 in Hollywood, California. "Katy Perry: Part Of Me" will be released by Paramount's Insurge Pictures on July 5, 2012. (Photo by Kevin Winter/Getty Images)

Lil' Wayne

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Ke$ha

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Flavor Flav

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Lady Gaga

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Rihanna

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Iggy Azalea

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Steven Tyler

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Perez Hilton

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Lil' Kim

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Adam Lambert

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Prince

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Gwen Stefani

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Amy Winehouse

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Zack Galifianakis

(credit: Andrew D. Bernstein/NBAE via Getty Images)