How to look older (im 16, want to look 18)?

i want to go to edc 2011. and wouldve been able to if the girl didnt od. but now its 18+, and im 16. i dont look 18, so how can i look 18, or at least close to it and back it up with a fake ID? im going either way, so dont try to back me out of it, if u have help, post it. if u say wait til ur 18, dont post b/c that doesnt help me.