McGonagall: Where's Mr. Black ?

Peter: Doing stuff

McGonagall: I don't like the sound of it. Where's Mr. Lupin ?

Peter: Trying to stop Sirius from doing stuff.

McGonagall: Mr. Potter ?

Peter: Trying to stop Remus from stopping Sirius from doing stuff.

McGonagall: I see. And what are you doing here, Mr. Pettigrew ?

Peter: I'm supposed to stop you from stopping James from stopping Remus from stopping Sirius from doing stuff.

McGonagall: ...........