Guys don't like to admit it, but they're FRAGILE creatures. If you don't believe us, check out this list of 11 things you can do to damage a guy's ego. If that's your thing . . .
1. Open the door for him.
2. Tell him something he did was "irresponsible."
3. Beat him at a video game.
4. Pay compliments to his rivals.
5. Fix something that's broken without asking him to.
6. Be funnier.
7. Buy him clothes that are too big for him.
8. Get him girly-smelling lotion.
9. Pay for dinner when you're out with friends.
10. Be more successful.