Watch the Eric's Turn online guitar lesson by Jeff McErlain from 50 Blues Guitar Licks You MUST Know

It may be one of the most overplayed songs on classic rock radio but I highly suggest you give Cream's take on Robert Johnson's “Crossroads” a closer listen, again! It is an encyclopedia of Brit blues/rock vocabulary not to mention Clapton at his fiery best. This was one of the first licks I ever learned that nails the V chord in bar 12. A must know.

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