james turning down every hogsmeade invitation by telling them he’s going stag
Sirius spreading a rumour that he has a cat just so when people ask him about it he can go, “Nah, I’m a dog person.”
Peter being loud so when a teacher chews him out, he can promise to be “quiet as a mouse”
Remus turning into a fucking werewolf
Sex on the Beach
And Finally, Swimming Pool
"No officer, for the last time, I did not smoke weed. Thats just my new perfume, cannabis flower"