The chorus goes something like this:-

Baby don't you know that it's true
I'm livin' to love you

Sorry that's all I know, singer is female, sounded a tiny bit like Mariah Carey

Sarah Connor, Living to Love You

SARAH CONNOR LYRICS - Living To Love You (http://www.azlyrics.com/lyrics/sarahconnor/livingtoloveyou.html)

Enjoy.