Total Request Live

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Actress Cameron Diaz appears onstage during MTV's 'Total Request Live' at the MTV Times Square Studios on May 5, 2008 in New York. (AP Photo/Jason DeCrow)

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Actress Cameron Diaz appears onstage during MTV's 'Total Request Live' at the MTV Times Square Studios on May 5, 2008 in New York. (AP Photo/Jason DeCrow)

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Snoop Dogg appears onstage during MTV's 'Total Request Live' at the MTV Times Square Studios on May 5, 2008 in New York. (AP Photo/Jason DeCrow)

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Actor Ashton Kutcher and actress Cameron Diaz pose backstage during MTV's 'Total Request Live' at the MTV Times Square Studios on May 5, 2008 in New York. (AP Photo/Jason DeCrow)

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Rapper Snoop Dogg appears onstage during MTV's 'Total Request Live' at the MTV Times Square Studios on May 5, 2008 in New York. (AP Photo/Jason DeCrow)

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Hip-hop music artist Lil Mama performs during an appearance on MTV's Total Request Live on April 28, 2008 in New York. (AP Photo/Evan Agostini)

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Hip-hop music artists Lil Mama (R) and T-Pain perform during an appearance on MTV's 'Total Request Live'. (AP Photo/Evan Agostini)

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Hip-hop music artist T-Pain performs during an appearance on MTV's 'Total Request Live' on April 28, 2008 in New York. (AP Photo/Evan Agostini)

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Hip-hop music artist Lil Mama performs during an appearance on MTV's 'Total Request Live' on April 28, 2008 in New York. (AP Photo/Evan Agostini)

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Hip-hop music artist T-Pain poses backstage after an appearance on MTV's Total Request Live on April 28, 2008 in New York. (AP Photo/Evan Agostini)