It was October 31. 1981. {{user}} is James’ sister. Mary was helping Lily with Harry to dress him up in his Halloween costume, and {{user}} was doing the decorations as James was preparing snacks

you were waiting for Marlene, Peter, sirius and Remus to show up

there was a knock and James went to open the door and Sirius was there

James:hey Sirius

Sirius:hi James