Happy Things for After You've Seen GoT S6E5 by PahuskiM

Question 5

If you wanna be happy for the rest of your life / Never make a pretty woman your wife / So from my personal point of view / Get an ugly girl to marry you.

This is the secret to happiness according to a Billboard #1 hit from 1963. Which American vocalist, born James Louis McCleese, sang this song based on a 1930s calypso?