Kids’ Choice Awards’ Wackiest Moments

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New Couple Alert!

Demi Lovato walked the orange carpet with new beau Joe Jonas (and his brothers Kevin and Nick). "He's a great guy and you can't always genuinely say that about guys in the limelight," Lovato told Us. "I can really count on him. He's a great friend and has always been there for me."

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Miley in the Movies

Miley Cyrus thanked "God for allowing me to live my dream" when she won an orange blimp award for Favorite Movie Actress, in which she beat out Oscar winner Sandra Bullock.

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Angels Among Us

Adam Sandler, dressed as an angel and suspended in the air, serenaded the crowd in a show-opening number with host Kevin James.

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Sitting Pretty

Tyra Banks hit up the ceremony to present the Favorite Television Actress award.

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Oh, Baby!

Justin Bieber, 16, drew shrieks from the crowd as he performed his hit single, "Baby," on stage. He also got a kiss from Katy Perry off stage! "Told you I would tap that," she joked on Twitter. "Yummy."

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Comedy Duo

Chris Rock and Will Smith both brought their families to the show but took time out to swap jokes backstage.

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Seeing Double

Taylor Lautner accepted his award for Favorite Movie Actor alongside a Jack-in-the-Box version of himself. His favorite part of the show? "Honestly the kids," he told Us. "They have a lot of passion, and they're the ones voting -- and I'm always happy to do something for the fans."

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A-List Action

Sorry, Avatar! Zoe Saldana (in an Isabel Marant jacket and Nobody jeans) and Robert Downey Jr. presented the Favorite Movie award to Alvin and the Chipmunks: The Squeakquel.

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Jumping for Glee

Glee stars Cory Monteith and Lea Michele (in Zac Posen) goofed around while presenting the Favorite TV Actor award to Dylan Sprouse at the ceremony, which was held at UCLA's Pauley Pavilion.

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One Lucky Lady

"I'm so nervous ... It's because of you guys that I'm able to go to a place every day and make families laugh," Selena Gomez said after winning Favorite TV Actress. "I'm the luckiest girl in the whole world."

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Two Thumbs Up

Steve Carrell and Tina Fey -- who star in the upcoming comedy, Date Night -- were all smiles after getting slimed.

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Karate Kid

Jackie Chan and Jaden Smith -- Will's 11-year-old son! -- performed moves from their upcoming Karate Kid movie remake.

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New Friends

Rihanna performed a medley of hits -- including "Hard," "Rude Boy" and "Don't Stop the Music" -- with two nearly 7-foot tall robots as backup dancers.

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Go for the Gold

Olympic snowboarding champ Shaun White and Olympic speed skater Apolo Anton Ohno -- who set a "fake" world record after being catapulted 60 yards in the air in the Slime Slingshot -- caught up at the show.