14 Yr Old B-Day Party Ideas

I need help, my friend is having a party, she`s turning 14 and is inviting ppl ages 12-18 to her party, so i need ideas for some games that ARE NOT CHILDISH, and i don`t want ne thing as classic as truth or dare or spin the bottle, somtin more interestin, please e-mail ur responses to tana_d_wildchild@yahoo.com, thnx, oh and we`re gonna b outside the whole time, u know like a little bonfire party, so outside games wud work best, thnx, b sure to e-mail me.