哪个大大知道这首歌名字啊````

christina aguilera -fighter
http://mp3.baidu.com/m?tn=baidump3&ct=134217728&lm=-1&word=fighter

When I, thought I knew you
Thinking, that you were true
I guess I, I couldn't trust
Called your bluff, time is up
'Cause I've had enough
You were, there by my side
Always, down for the ride
But your, joy ride just came down in flames
'Cause your greed sold me out of shame, mmhmm

After all of the stealing and cheating
You probably think that I hold resentment for you
But, uh uh, oh no, you're wrong
'Cause if it wasn't for all that you tried to do
I wouldn't know just how capable I am to pull through
So I wanna say thank you

'Cause it makes me that much stronger
Makes me work a little bit harder
It makes me th