a) The performers that are going to be at a
music festival.
b) When surfing,
the waves break at a certain point. All the surfers are behind that point in a line, as to not get in the way when one is
paddling for a wave that is about to break. That is the "lineup".
a)
Bob: Are you going to
Sunset Strip Music Festival?
Marley: Depends who's on the Line Up...
Bob: Oh dude, Pepper,
Iration,
Shwayze, Chris Cornell and like 30+ more artists!
b) Get in the lineup dude