premise: "I Never Picked Cotton" is a song made famous by country music singer Roy Clark. Written by Bobby George and Charles Williams, the song was released in 1970 as the title track to the album released that same year. The song peaked at No. 5 on the "Billboard magazine" Hot Country Singles chart that summer.
hypothesis: Clark, George, and Williams are all responsible for the song having become such a success
reason: Clark, Williams and George are all responsible for the success of the song being the song writers and the singer.