Valentine's Day

Valentine's Day or Saint Valentine's Day is an occasion celebrated on February 14 by both the muggle's world and the wizarding world.

1992
The Great Hall of Hogwarts is decorated with large, lurid pink flowers. Heart-shaped confetti was falling from the pale blue ceiling. Gilderoy Lockhart which is the appointed professor for the Defence Against the Dark Arts lesson wore lurid pink robes to match the decorations.