"im swear im gonna marry you someday"

Okay this is what I remember: it was a pop song, it was a guy, the lyrics were:
I swear I'm gonna marry -- someday
In the -- it was either 'that girl' or 'you'
Anybody know what I'm talking about??

Must be
Everclear - The Good Witch Of The North
http://www.youtube.com/watch?v=CxrO1fYqQOQ