She’s not exactly Mother Theresa.

Sports Illustrated Swimsuit model Kate Upton is steaming up the big screen in the new Three Stooges movie, but in a very un-holy way and RadarOnline.com has photos from her sexy scenes.

The 19-year-old, who plays Sister Bernice, emerges from a swimming pool with a nun’s hat on and a black lacy monokini that covers little else.