D Double E, Ghetts and Mahalia.The event, taking place on September 13, will celebrate Black culture and honour Stephen’s birthday on what would be his 50th birthday. Other artists set to feature include Nao, Wretch 32, and the Kanneh-Masons.Baroness Doreen Lawrence, Stephen’s mother and the foundation’s founder, said: “Music has the power to touch people’s hearts and inspire shifts in how they view themselves and the world around them, much like Stephen did for those who knew and loved him, and the many who only know his story.