Storyline. Celebrity Poker Showdown (TV Series –) Nicole Sullivan as Self. Nationality: United. All cast & crew · Production, box office & more at IMDbPro. . Nicole Sullivan · Self · Jennie Garth · Self; (uncredited). Connect with Nicole. Nicole Sullivan's poker tournament results and rankings. United States Nicole Sullivan. Nicole Sullivan (born April 21, ) is an American actress and comedian best known for her six seasons (–) on the sketch comedy series MADtv. Total Live Earnings $, Best Live Cash $, All Time Money List 27,th. Nicole Sullivan during Full Tilt Poker House After Dark Party and Tournement at Pure Nightclub at Caesars Palace Hotel and Casino Resort at.