Three Chords and The Truth: Essential Country Music Songs: “Time Changes Everything”- Bob Wills and His Texas Playboys. Bob Wills- the King of Western Swing- and his band the Texas Playboys- recorded this song in 1940. The song was written-music and lyrics by the groups singer Tommy Duncan. “Time Changes Everything” quickly became a western swing standard and was one of the top selling singles released that year. It has been covered since by artists like Roy Rogers, Spade Cooley, and Woody Herman and his Orchestra. Years later in tribute albums to Bob Wills and his Texas Playboys-George Jones, Ray Price and Merle Haggard all covered the song.