Sasha Allen is an American singer and actress. She released the single One of Us and, as part of the cast of Hair, performed The Flesh Failures / Eyes Look Your Last / Let the Sun Shine In with Gavin Creel and Caissie Levy, Aquarius with the 'Hair' Tribe, and White Boys with Saycon Sengbloh and Nicole Lewis. She joined The Rolling Stones' touring band in 2016 and has served as a backing vocalist for Alicia Keys, John Legend, Leona Lewis, and Usher. Allen has also appeared in the film Camp with Anna Kendrick.