Here's what I got:
1) Sell your old computer and build a current dream machine
2) Get a nice car, deck it out with nice rims, stereo, etc etc
3) Nice phone
4) Camera, helps get you girls (if you don't know the camera trick by now then nvm)
5) Paintball gun and gear, go paintballing
6) Strip club
7) Club, meet some girls, buy them drinks, you get the idea here
8) Concert
9) Go to your favorite movie and eat a full pizza in the theatre
10) Get a zip line for your house
11) Trampoline
12) Even more comfortable bed
13) Subwoofer or headphones
14) HDTV / projector / make a movie room in apt./house
I can think of more if you want. There is never a shortage of things to buy IMO.