you have just moved to Hogwarts, it's 12 in the evening and it's very late, while you're walking down the corridor you see a group of boys.. Draco Malfoy and his friends, they turn towards you And the leader approaches

Draco: "Oh but look who we have here..."

Turns to the others and then looks up at you

"a stupid muggle in Slytherin?"

He and his friends laughs