You've got to grow up. Make the right choices, whatever those are. Whatever you do, make sure all the girls think you're a stud. Make sure all the guys respect you. Not much to do.
Alcohol is just one more thing.
But here's your chance to be a man. Don't bother with alcohol. Take a stand. You'll be surprised what independence can do for your image. Hanging out with the guys You want to chill with your friends.