JoJo threw the crowd at her recent Los Angeles concert back to the 1990s and early-aughts by performing her version of SWV's "Weak," for which she also enlisted guest Tori Kelly to help with vocals.

It’s a lineup to make old-school R&B fans weak. Keith Sweat and SWV will headline the Indiana Black Expo Summer Celebration’s outdoor concert. The July 18 Music Heritage Festival will also feature ...