Chelsea Williams has been played on NTS in shows including Double Penetration w/ Martine Syms, featured first on 20 November 2019. Songs played include Boomerang.

Chelsea Williams is an American singer-songwriter who began as a busker.street performer in the LA area. She performed at several local LA spots, including Universal City Walk and the Santa Monica 3rd St. Promenade.

She recorded and self-released several albums in the 2000s, but the release of her first major album, Boomerang, was not until 2017.