Always the hottest trending topic on Twitter, singer Justin Bieber attended the 23rd Annual Nickelodeon's Kids Choice Awards held at UCLA's Pauley Pavillion in Westwood, California on Saturday. This gorgeous young guy signed autographs and took pictures with fans before hitting the 'orange' carpet.

Meanwhile, singer Katy Perry showed his love for Justin Bieber. The 'I Kissed A Girl' singer posted a Twitpic of her kissing the 16 year-old singing sensation. She said: "Told you I would tap that." Before the event, Katy Perry posted on her official Twitter account: "Also heard Justin Biebers gonna b here 2night, can't wait to tap that." Photo by: Fame Pictures