Transcribed from Fats Waller and His Rhythm,
vocals by Fats Waller; recorded 6/5/36
Be sure it’s true when you say, “I love you!”
It’s a sin to tell a lie!
Millions of hearts have been broken, yas, yas!
Just because these words were spoken: (You know the words that were
spoken? Here it is:)
I love you, I love you, I love you, I love you! (Ha, ha, ha!)
Yes, but if you break my heart, I’ll break your jaw, and then I’ll die!
So be sure it’s true,
When you say, “I love you,” (Ha, ha!)
It’s a sin to tell a lie! (Now get on out there and tell your lie. What
Be sure it’s true,
When you say, “I love you,”
It’s a sin, a doggone sin to tell a lie! (What I said!)
Fats Waller wrote a lot of his material,
but he did not write this song.