A group originated from Las Vegas that sells merchandise and ocassionally holds meetings/parties/other activities. Mostly made up of scene/raver kids. They sell shirts, glasses, extensions, and more.
Their quote is They're here, and they're queer.
Their saying is Rave.Mosh.Dance.Minion.
Guy 1: Have you heard of that rave group from Las Vegas?
Guy 2: Yea GGMP?
Guy 1: I heard they have really good stuff for sale.
Guy 2: Oh I'll check it out sometime.