In this March 22, 2012 photo, Erica Campbell, left, and her sister Tina Campbell, of the gospel group Mary Mary pose for a portrait in Atlanta. The two plan to star in a reality show based on their ...
When Erica and Tina Campbell — the two sisters who make up the gospel duo Mary Mary — were growing up in Inglewood, Calif., they were forbidden to listen to anything other than gospel music in their ...