Thursday's MEDICINE BALL CARAVAN on KRVS (11am-noon Central Standard on 88.7FM locally or krvs.org) beams tracks from The Velvet Underground, The Amazing Nuns, The Claypool Lennon Delirium, Grand Nathaniel, Linda Ronstadt & Ann Savoy, Brother Dege and Donovan. Also: some King Khan & the Shrines, Paul Revere & the Raiders, Quintron & Miss Pussycat, Vanilla Fudge, The Merry-Go-Round, Zuider Zee and Blue Oyster Cult.