Everybody Wants to Be Italian (2007)

Boston store owner Jake (Jay Jablonski) still loves his ex-girlfriend, Isabella (Marisa Petroro), who's now a married mom. He goes on a date with veterinarian Marisa (Cerina Vincent), during which each erroneously thinks the other is Italian. Then Isabella leaves her husband and moves in over Jake's store -- at which point he finally realizes that their relationship is over, and that he actually wants Marisa. But she's now involved with someone else... in Italy!