That I do love you And my love is true Don't go around with a doubt in your mind You know, baby, I'm not the cheatin' kind because Whoa... oh... whoa... you'd better believe it, baby (You'd better believe it) Somebody's been lyin' Because I've been so true Now stop your cryin' And your sobbing too You'll feel so much better when you do You know, baby, there's no one else but you because Whoa... oh... whoa... you'd better believe it, baby (You'd better believe it) How could you let them get under your skin The story you heard was just a big lie I know within my heart I've committed no sin So baby, there's no reason to cry Whoa... whoa... yeah, yeah, yeah, yeah I know, I know, I know, baby, you'd better believe it, yeah, yeah (You'd better believe it) Baby Believe it, yeah, yeah, yeah, yeah, yeah, yeah (You'd better believe it) Just put a little trust in me, baby (You'd better believe it) I'll show you that I care, ooh (You'd better believe it)