caffeine- Faith No More (it's a drug)
can you trip like we do- Crystal Method
Numb (I think it's called) - The Cure
Postures(leave your body behind) 13th Floor elevators
mushroom song-eminem (I'm not endorsing that one but it is a drug song)
what's the story morning glory-Oasis (see above)
Running to stand still-U2
Any/all (probably, even if it doesn't seem so)-Elliot Smith
24 hour party people-Happy Mondays