Shake It All About (2001)

Jacob is a young man used to getting everything he wants. For several years, he has been living in a happy homosexual partnership with Jørgen, and one night Jacob decides to pop the big question to Jørgen. Jørgen happily accepts Jacobs marriage proposal, but then something happens: Jacob falls in love with a girl, and not just any girl. The girl is Caroline, married to Jørgens younger brother Tom.