The Sons of the Pioneers is an American Western music group formed in 1934. Known for their harmonious vocals and smooth blend of traditional cowboy songs, they played a significant role in popularizing the Western music genre. The group was founded by Roy Rogers and Tim Spencer, and they became famous for their unique sound and style. Over the years, the Sons of the Pioneers have released numerous albums and songs, including classics like "Cool Water" and "Tumbling Tumbleweeds." Their influence can be seen in the works of many later artists in the country and Western music scene, making them a cornerstone of American musical history.