Justin Bieber is slimed at Kids' Choice Awards in LA

2 April 2012 Last updated at 09:56

Justin Bieber is covered in slime after winning the favourite male singer prize at this year's Kids' Choice Awards in LA.
Justin Bieber
Justin Bieber was one of many celebrities to be covered in slime at the annual Kids' Choice Awards at the University of Southern California in Los Angeles. The 18-year-old pop star picked up the prize for favourite male singer.
Justin Bieber and Will Smith
Hollywood actor and rapper Will Smith was also slimed, despite hosting the event. "No-one is safe from the slime," screamed Smith. "You have to earn the slime. It's an honour." Awards at the Nickelodeon event are voted for by fans.
Will Smith
Justin Bieber was voted by fans as the celebrity they most wanted to have slimed. Will Smith put on overalls before goo started flowing from the rafters and water cannons aimed at the stage to mark the event's 25th anniversary.
Taylor Lautner
Taylor Lautner won the favourite buttkicker award for his role as werewolf Jacob Black in vampire romance films Twilight. Nickelodeon's Victorious was named top TV show.
Chris Colfer
Chris Colfer from Glee was also slimed while presenting an award. Selena Gomez, 19, was named favourite female singer for her work with pop band The Scene, as well as favourite TV actress in the Wizards of Waverly Place.
One Direction
One Direction performed their hit What Makes You Beautiful from their debut album Up All Night. The former X Factor group made it to number one in the US singles chart two weeks ago with the track.
Katy Perry
Katy Perry performed and was given the award for favourite voice for an animated movie for Smurfs. The Favourite movie actor title went to Adam Sandler, 45, who most recently appeared in Jack and Jill.
Kristen Stewart
"This is, like, the coolest award show ever," said Twilight star Kristen Stewart, accepting the award for favourite movie actress. Oscar-winning star Halle Berry was one of the first to be covered in slime at the event.
Michelle Obama and Taylor Swift
Michelle Obama presented the big help award for charity work to Taylor Swift. After receiving the prize, the pop star said, "I am freaking out." Michelle Obama was handed the same prize two years earlier for her charity work.
Willow and Jaden Smith
Willow and Jaden Smith were also at the event with their dad. Other winners included made for TV band Big Time Rush, who were named favourite music group. More than 7.3 million watched last year's awards.