Wednesday's MEDICINE BALL CARAVAN (11am-noon Central Standard on KRVS 88.7FM locally or www.krvs.org) stays in the backyard with the sounds of Michael Doucet, Pine Leaf Boys, Chubby Carrier, Sweet Cecilia, Bonsoir Catin, C.J. Chenier, Sonny Landreth, Marc Broussard and Lane Mack. Also: some Voo Davis, Slim Bawb & the Fabulous Grinders and Jack Grelle.