Someday you'll be sorry
The way you treated me was wrong
I was the one who taught you all you know
Your friends have told you to make me sing another song
So good luck may be with you
And for the future have no fears
There won't be another to treat you like a brother
Someday you'll be sorry dear
Someday (You’ll Be Sorry) was written by Louis Armstrong.
Someday (You’ll Be Sorry) was produced by Milt Gabler.