J.D.: [v.o.] Sometimes a new face will just outright surprise you.
[The Janitor has a mustache and is wearing a jean jacket as he casually leans against the wall]
Turk: What the hell are you doing?
Janitor: Me? Nothin', man. I'm just waitin' for my brother to get off work. Maybe you know him. He's a janitor here. My name's Roscoe.
Turk: Why is he doing that?
J.D.: I think he gets bored.