Barbara Lynn (born Barbara Lynn Ozen, later Barbara Lynn Cumby, January 16, 1942) is an American rhythm and blues and electric blues guitarist, singer and songwriter. She is best known for her R&B chart-topping hit, "You'll Lose a Good Thing" (1962).She was born in Beaumont, Texas, and attended Hebert High School. She played piano as a child, but switched to guitar, which she plays left-handed. Inspired by blues artists Guitar Slim and Jimmy Reed, and pop acts Elvis Presley and Brenda Lee, and winning several local talent shows, she created an all-female band, Bobbie Lynn and Her Idols. Wikipedia