Santa Monica, Calif.


Santa Monica, Calif.-Nickelodeon has signed such celebrities as Robert De Niro, Mel Gibson, Will Smith, Ray Romano, Jamie Fox, 98 Degrees, Scott Foley and Melissa Joan Hart to appear at its 13th annual Kids'Choice Awards, which will air this Saturday, April 15, on Nick. The show, with Rosie O'Donnell as master of ceremonies, will air from the 17,000-seat Hollywood Bowl. The show's co-hosts are LL Cool J, David Arquette, Frankie Muniz and Mandy Moore.