London is a 2005 independent film centering on a Manhattan party. The movie, produced by Bonnie Timmermann and was directed and written by Hunter Richards. It stars Jessica Biel, Chris Evans, Jason Statham, Joy Bryant, Dane Cook, Kat Dennings and Louis C.K. Wikipedia
Bateman: You know, they say the greatest conversation you'll ever have is with a stranger? Syd: Who says that? Bateman: Some useless cunt.