Katy Perry: I Tapped Justin Bieber!

Nickelodeon aired the Kids' Choice Awards last night, but it was an adult singer that got the pick of the young, hot litter.

After getting slimed on stage during her presentation of Favorite Movie Actress to Miley Cyrus, Katy Perry went backstage and laid a kiss on the sultry cheek of Justin Bieber. She later Tweeted:

Told you I would tap that. Yummy.

in related news, every teenage female in the country now despises Katy Perry.

In actual couple news, Joe Jonas and Demi Lovato attended the event together.

"He's a great guy and you can't always genuinely say that about guys in the limelight," Lovato said on the red carpet. "I can really count on him. He's a great friend and has always been there for me. And he and his brothers make great music! What's not to like?"

Finally, in Cutest Couple Award news: Taylor Lautner and Kristen Stewart took home that trophy for New Moon.

"I have to admit, I have always dreamt of winning one of these orange blimps," said Lautner, who also named Favorite Actor. "Seriously."

Might this cause tension on set between Lautner and Robert Pattinson? According to every upcoming issue of unreliable supermarket tabloids: probably!