I really didn't expect to love this movie, but it is my new favorite romantic comedy. So much so that after I rented it I actually bought it too, and I haven't purchased a movie for myself since Netflix was born. It's a cute, funny, lighthearted - but not stupid, New York movie to put on when you are feeling blah or just need some familiar background noise. I've already watched it three times.
Probably doesn't hurt that I love Mila Kunis and JTL. This photo shoot they did for ELLE is one of my favorites: