Help Me Please!!

I can't find the name of the song with the these lyrics in it....
"Something in you changed that day and you never were the same."
It was a song off one of the episode in the Hills Season 2 (MTV) ... I have been trying to find this song for months! I would appreciate it if you could help me out! Thanks!

It would be geat if you could tell me which episode in particular, but I suppose you don't remember it ... Anywayz, will look for it