Thursday's MEDICINE BALL CARAVAN on KRVS (11am-noon cst on 88.7FM locally or krvs.org everywhere) dials up some Bas Clas, Frigg A-Go-Go, Nether Hour, Shannon Shaw, Jefferson Airplane and Sugarloaf. Also: Buffalo Springfield, Sun June, Nirvana, King Khan & the Shrines, The Chymes, The Castaways, King Crimson and more.