By Wendy Mitchell
Updated October 13, 2009 at 08:00 AM EDT

Carrie Underwood will headline a variety special for Fox, according to The Hollywood Reporter. American Idol creator Simon Fuller is executive producing the two-hour show. The singer will perform hits, holiday classics, new songs and comedy bits in the Dec. 7 show “Carrie Underwood: An All-Star Holiday Special.” Guests who will join her include Dolly Parton, Brad Paisley and David Cook.