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    Image: Nickelodeon's 26th Annual Kids' Choice Awards - Show

    Kids' Choice Awards 2013

    The green slime hit stars like Josh Duhamel, Kristen Stewart and Sandra Bullock at Nickelodeon's annual celebration.

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    Nick Cannon, Josh Duhamel -

    TV personality Nick Cannon, left, and host Josh Duhamel are seriously slimed onstage during Nickelodeon's 26th Annual Kids' Choice Awards at USC Galen Center in Los Angeles on Saturday, March 23.
    Kevork Djansezian / Getty Images
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    Kristen Stewart -

    Actress Kristen Stewart arrives at the Kids' Choice Awards in Los Angeles on Saturday. The "Twilight" star won favorite movie actress and favorite female buttkicker for her "Snow White and the Huntsman" role.
    Patrick T. Fallon / Reuters
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    Katy Perry, Selena Gomez -

    Singer Katy Perry, left, and actress Selena Gomez, center, attend the Kids' Choice Awards. Perry won the favorite female singer award and Gomez won favorite TV actress.
    Christopher Polk / Getty Images
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    Ke$ha -

    Singer Ke$ha arrives at the Kids' Choice Awards in Los Angeles on Saturday.
    Jordan Strauss / AP
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    Christina Aguilera, Pitbull -

    Singer Christina Aguilera, left, and rapper Pitbull perform onstage at the Kids' Choice Awards.
    Christopher Polk / Getty Images
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    Selena Gomez -

    Actress Selena Gomez, currently starring in the film "Spring Breakers," works the red carpet at the USC Galen Center.
    Frazer Harrison / Getty Images
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    Sandra Bullock, Neil Patrick Harris -

    Actress Sandra Bullock, left, and actor Neil Patrick Harris are slimed during Nickelodeon's Kids' Choice Awards.
    Christopher Polk / Getty Images
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    Johnny Depp -

    Actor Johnny Depp accepts the Kids' Choice Award for favorite movie actor for his role in "Dark Shadows."
    Christopher Polk / Getty Images
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    Fergie, Selena Gomez, Katy Perry -

    Black Eyed Peas singer Fergie, center, has her pregnant belly loved by actress Selena Gomez, left, and singer Katy Perry on Saturday.
    Christopher Polk / Getty Images
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    Dwayne Johnson -

    Actor Dwayne Johnson accepts the favorite male buttkicker award for "Journey 2: The Mysterious Island" at the Kids' Choice Awards.
    Kevork Djansezian / Getty Images
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    Danica Patrick -

    Racing driver Danica Patrick accepts the award for favorite female athlete at the 2013 Kids' Choice Awards in Los Angeles.
    Phil Mccarten / Reuters