Allman Betts Family Revival After Party Show hosted by Bella Rayne ft. Bella Rayne Band and Joe Marcinek plus special star guests after the Fillmore lets out. BELLA RAYNE BAND At just 18, guitarist Bella Rayne is making waves with her soulful playing and captivating stage presence that landed her a spot on stage with the Allman Betts Family Revival. Immediately following her ABFR performance at the Fillmore on 12/21, Bella will keep the night alive by hosting the official after-party at the Boom Boom Room.