You should do whatever makes you happy! You only live once :-) Just becareful, if ur hair is dark. I would have it done professionally the first time, or u could end up looking like a carrot. Been there done that.
NO! You're dumb enough already! Lol JK you're not dumb. But NO. You're hair's pretty. People pay a lot of money to get it done like that. It's your natural swag B) besides... We won't have matching heads if you did. ;)