Complete the title of this Willie Nelson tune: "Mammas Don't Let Your Babies Grow Up to Be _____".

Ed Bruce first wrote and recorded "Mammas Don't Let Your Babies Grow Up to Be Cowboys" for his 1976 self-titled album for United Artists Records. The hit song was brought back into the limelight by Waylon Jennings and Willie Nelson on their 1978 duet album Waylon & Willie.

Asked by Rachel Bortles · Last updated 5 years ago · 1.7M views · SOURCE