Adam Sandler appears as an angel singing “Get Slimed Tonight” to the tune of KC and the Sunshine Band’s “Get Down Tonight” during host Kevin James’ show opener at the Kids’ Choice Awards. The show was Saturday night at UCLA’s Pauley Pavilion. (Matt Sayles / Associated Press)
“Karate Kid” stars Jackie Chan and Jaden Smith show off their martial-arts moves. (Kevin Winter / Getty Images)
“Twilight” star Jackson Rathbone and “iCarly’s” Jerry Trainor didn’t stand a chance against this slime blast. (Kevin Winter / Getty Images)
Rihanna performed a medley with the help of two robot back-up dancers. (Kevin Winter / Getty Images)
Katy Perry took a high-pressure sliming while presenting the award for favorite actress. (Kevin Winter / Getty Images; inset, Matt Sayles / Associated Press)
Justin Bieber sings “Baby” to a crowd of adoring fans. (Kevin Winter / Getty Images)
Like all Kids’ Choice hosts, Kevin James got his share of the green goo. (Kevin Winter / Getty Images)
“Date Night” costars Tina Fey and Steve Carell stood and took their slime soaking like old pros. (Kevin Winter / Getty Images)
First Lady Michelle Obama made the wise decision to videotape her acceptance speech for the Big Help award. (Matt Sayles / Associated Press)
Zoe Saldana and Robert Downey Jr. announce the winner of favorite film, “Alvin and the Chipmunks: The Squeakquel.” (Matt Sayles / Associated Press)
