Remus celebrates his thirteenth birthday with an unforgettable midnight feast planned by the Marauders. Sirius gifts him an enchanted Bowie poster, while Lily and the girls join in with sweets and thoughtful presents. The night escalates into chaos when James unveils wizard fireworks, resulting in a dazzling display that lights up the castle. The fun ends abruptly when Professor McGonagall catches them, sentencing the group to detentions but leaving Remus with a rare feeling of belonging and happiness.