Every so often you simply want a movie set in movie-land, featuring attractive people saying things that, if not witty, at least don't need a laugh track to prop them up, and you want it to play fair within the context of its tiny universe.
The premise is intriguing, and for a time it seems that the Date Doctor may indeed know things about women that most men in the movies are not allowed to know, but the third act goes on autopilot just when the Doctor should be in.
For women, it purveys the dream that men really, really care about what they think. For men, it holds out the fantasy that babes are attracted to geeky men who really, really care about what they think. What's not to like?
Smith, of course, is so cool he can afford to pretend to be uncool; but what really works for him here is the interplay with James, whose inner-wild-man dance moves alone are worth the price of admission.