 <translate> The relevant sentence in the passage is: "Mammas Do n't Let Your Babies Grow Up to Be Cowboys" is a country music song first recorded by Ed Bruce, written by him and wife Patsy Bruce. The answer is Ed Bruce. <yor> Ọ̀rọ̀ tí ó wà nínú àyọkà náà ni: "Mammas Don't Let Your Babies Grow Up to Be Cowboys" jẹ́ orin tí Ed Bruce kọ, tí òun àti ìyàwó rẹ̀ Patsy Bruce kọ. Ìdáhùn náà ni Ed Bruce. 