Kristen Anne Bell was born 18th July 1980. She is an American actress. her first film role was an uncredited appearance in "Polish Wedding". After that She appeared as Mary Lane in the film "Reefer Madness: The Movie Musical". she played the title character in the comedy movie "Forgetting Sarah Marshall" in 2008. She has appeared in a number of comedy films, such as "Fanboys", "Couples Retreat" and "When in Rome".