In an attempt to help him entering in a love relationship, Tripp, a 35 years old wealthy guy, who enjoys with a comfortable life, but stills living with his parents, the thing that leads his parents to hire a young beautiful girl to help him, with whom they fall in love, but incidents come to climax, when Tripp's best friends know her truth, as they begin to blackmail her.
This is a showcase for her [Parker's] sensitive intelligence, her watchfulness, and her way of thinking and reacting. The Family Stone did nothing for Parker, but Failure to Launch makes a strong case for life after Sex and the City.
It's not funny. It is occasionally witty, but not very often. It seems the filmmakers realized that as well as they fill the frequent dry spells with physical comedy that doesn't really fit the tone of the movie.