Wednesday's MEDICINE BALL CARAVAN on KRVS (11am-noon CST on 88.7FM locally or krvs.org anywhere) features Scott H. Biram, Christone "Kingfish" Ingram, Canned Heat, The Monkees, Johnny Rivers, Ramsey Lewis Trio, Eilen Jewell, Lost Bayou Ramblers, Chris Smither, Dirk Powell w/ Rainey Eyes and more.