"I assure you that if you die, you need not hand it in." Should have been in the Harry Potter movie. (This scene was, but not these words. In the film, this scene was where McGonagall explained the Chamber of Secrets.
Love this idea so much (the bride got to rock the black Harry Potter and Hogwarts stilettos, while the bridesmaids each wore a pair representing the four houses: Gryffindor, Ravenclaw, Hufflepuff, and Slytherin.