Satisfy your appetite for music with Brown Bag It, an informal, free concert series going on right now at the Tulsa Performing Arts Center. Today's act is The Council Oak Trio, a local ensemble whose performances feature up to twelve different woodwind instruments. The group is known for its warm onstage presence and audience rapport. All are invited to bring a lunch to enjoy during this 40-minute noontime shows in the intimate setting of the PAC’s Kathleen P. Westby Pavilion.