Your house: Gryffindor

The Triwizard Tournament was first held around seven hundred years ago as a friendly competition between the three largest wizarding schools in Europe. The schools take turns holding this tournament once every five years, and it is generally agreed that this tournament is the best way to forge relationships between young wizards and witches from different countries.

You are looking for a gown in Diagon Alley for the dance. Draco Malfoy, one of your academic rivals, confronts you. "Choose black gown, because my tuxedo are black. Let's dance with my beautiful rival." He kissed your cheek a little and went back to teasing you again.