Puccini for Beginners

Puccini for Beginners is a 2006 American romantic comedy film written and directed by Maria Maggenti. The film debuted at the 2006 Sundance Film Festival. The film was released to DVD in the United States on July 3, 2007.

Allegra goes back and forth on dates with Philip and Grace. After several more dates, Grace shows Allegra a picture of her exboyfriend, and she learns that Philip and Grace were together. Philip and Grace go out for dinner, where they reveal to each other that theyre seeing someone else. Meanwhile, Allegra caters at a party, which turns out to be Samanthas engagement party. Philip and Grace show up at the party, and they both discover that they have been seeing the same woman. In the end, Allegra is back with Samantha and never sees Philip and Grace again.

Source: Wikipedia