Artists United for Nature Also played here Chaka Khan Member Dionne & Friends Also played here Echoes of an Era Also played here Gladys Knight Member Gladys Knight & the Pips Also played here Gladys Knight and the Saints Unified Voices Also played here Patti LaBelle Member Patti LaBelle & The Bluebelles Also played here Rufus Also played here Stephanie Mills Member The Champions Also played here The Queens This act We Are Family Collective Also played here