Book excerpt: (Book). Elwood's Blues is an entertaining and informative collection of conversations with the legends and rising stars of blues and rock music, drawn from the popular syndicated radio series, The House of Blues Radio Hour . Host Dan Aykroyd, in character as Elwood Blues of the legendary Blues Brothers, has interviewed over 900 blues and rock greats since 1993. This book compiles the best of those, including discussions with living legends B.B. King and Buddy Guy, past masters John Lee Hooker and Stevie Ray Vaughan, rising stars Keb' Mo' and Susan Tedeschi, and blues-rooted rock stars such as Robert Plant and Bill Wyman.