
Continuity mistake: In the beginning scene where Brian is telling his sad story to the bartender at the bar, he pulls out a picture of him, Jacob, and Anna. Then the movie progresses to a sequence of their childhood, and then focuses back in on the picture. The two photos are different. One is a close up of the three kids' heads; the other is taken from much farther away.
Answer: She is taking Jewish classes - she is planning to convert.
nightline