Wednesday's MEDICINE BALL CARAVAN on KRVS (11am-noon Central Standard on 88.7FM locally or krvs.org) kicks off with a new track by The Nude Party as well as favorites by The Velvet Underground, The Rolling Stones, Galactic featuring Irma Thomas, Little Richard, R.L. Boyce, Wendy Colonna, Zachary Richard, Sonny Landreth, Captain Beefheart and Frank Zappa. Also: some seasonal Christmas blues from Riff Ruffin, Charles Brown and Horace Trahan & the Ossun Express.