🔊🙏🏾Today, March 10, 2017, Joni Sledge passed away of natural causes in Phoenix, Arizona. Sister Sledge’s highest performing single on the US Hot 100 is ‘We Are Family.’ The song was reached no. 2 on June 15, 1979, and is included on Sister Sledge’s third studio album of the same name. Nile Rogers co-wrote and co-produced ‘We Are Family,’ alongside Bernard Edwards. The album peaked at no. 3 on the Billboard 200.