Tra la-la-la-la, la-la-la-la Happy birthday, sweet sixteen Tra la-la-la-la, la-la-la-la Happy birthday, sweet sixteenTonight's the night I've waited for Because you're not a baby anymore You've turned into the prettiest girl I've ever seen Happy birthday, sweet sixteenWhat happened to that funny face My little tomboy now wears satins and lace I can't believe my eyes you're just a teenage dream Happy birthday, sweet sixteenWhen you were only six, I was your big brother Then when you were ten, we didn't like each other When you were thirteen, you were my funny valentine But since you've grown up, your future is sewn up From now on you're gonna be mine, soIf I should smile with sweet surprise It's just that you've grown up before my very eyes You've turned into the prettiest girl I've ever seen Happy birthday, sweet sixteenIf I should smile with sweet surprise It's just that you've grown up before my very eyes You've turned into the prettiest girl I've ever seen Happy birthday, sweet sixteenTra la-la-la-la, la-la-la-la Happy birthday, sweet sixteen Tra la-la-la-la, la-la-la-la Happy birthday, sweet sixteen Tra la-la-la-la, la-la-la-la Happy birthday, sweet sixteen