You Don't Mess with the Zohan (2008)

This is the story about a Mossad agent Zohan Dvir, who fakes his death so he can re-emerge in New York City as a hair stylist. He romances his clients by giving them "special services" in the back room. However, he is eventually recognized, and risks losing his newfound life and career.

http://en.cinemawiki.tv/movie/movie_...the+Zohan.html