Ask him out! Majority rules, and besides the worst he could say is no!
Shout "Look, It's Demi Lovato!" and run the other way.
Say "I know you guys are trying to help but I'm just not ready!"
Say nothing. It's really none of your business any way; besides Kristey is tough she can defend herself.
Tell the teacher. Not to bad right? It's better then getting into the fight.
Punch him back, if you get in trouble she started it, and besides it makes you feel better knowing Kristey isnt the one in the princapal.
Tell him you are just not interested but the girl in the navy blue sweater is crushing on him big time!
Say you arnt allowed to date when you know you are.
Tell him your just not into him.