6:41 Eric Clapton - Groaning the Blues (Official Live Video - Nothing but the Blues) 10:31 Eric Clapton - Blues in 'A' 12:36 Eric Clapton’s – “Blues in A” Guitar Lesson 6:51 Clapton - Knopfler - Same old blues 6:11 Eric Clapton - Wonderful Tonight [Official Live] 10:11 Clapton Style Blues in the key of A | Guitar Backing Track 8:29 Eric Clapton - I Shot The Sheriff [Crossroads 2010] (Official Live Video)