The R&B chanteuse is scheduled to join up with DMB May 18 at Pacific Bell Park in San Francisco and remain with the tour through at least July 15 at Texas Stadium near Dallas.

Other opening acts are expected, but Gray is the first to confirm dates on the high-profile trek.

The tour starts with a benefit show on the band’s home turf April 21 at Scott Stadium at the University of Virginia in Charlottesville and follows with April 28 and 29 shows at the Alltel Pavilion in Raleigh, N.C.

Other major markets on the itinerary to date include Los Angeles, Phoenix, Las Vegas, Detroit, Atlanta, Boston, Philadelphia and Chicago. Dates continue to be added to the itinerary.