Jimmy Fautheree was an American country and rockabilly musician, active primarily in the 1950s and 60s. He is best known for his collaboration with Country Johnny Mathis, forming the duo "Jimmy & Johnny," and their famous hit "If You Don't, Somebody Else Will." Fautheree's music style is characterized by a blend of traditional country and the emerging rockabilly sound of that era. His contributions to the early development of rockabilly music, as well as his distinctive vocal style, have left a lasting impact on the genre.