Mary Mary has discovered that Nationwide really is on their side. In an interview with PEOPLE at the Music Saves L.A. event, the gospel duo — comprised of Tina and Erica Campbell — opened up about ...

(RNS) — When she’s not singing in a concert or at her husband’s church, Erica Campbell is often thinking of where, when and what she’ll be singing next. The gospel singer, one member of the duo Mary ...