LeAnn Rimes has repeatedly tried to call a cease-fire in her explosive relationship with Brandi Glanville but a shout out she gave to two fans wearing derogatory t-shirts about her husband’s ex-wife have reignited the war.

The 30-year-old gave a shout out at her Littleton, Colo., concert Sunday night to two men in the audience who were wearing giant pink hats and t-shirts that read “F*CK BRANDI” -- which caused