Tuesday's Spring Fundraising Edition of THE MEDICINE BALL CARAVAN on KRVS (11am-noon CST on 88.7FM locally or krvs.org everywhere) hits Anders Osborne, The Revelers, JJ Cale, Lost Bayou Ramblers and The Daiquiri Queens. Also: Corey Ledet Zydeco, Rufus Jagneaux, Gritz, Tony Joe White, Eilen Jewell and more great songs than it's legal to pack in under 60 minutes.