Watch the Slo Blues online guitar lesson by David Hamburger from Blues Alchemy

The third chorus here includes some fast, tremolo-style strumming; for further examples, check out the title cut from the Buddy's Guy album Stone Crazy (with brother Phil Guy on rhythm guitar), or Stevie Ray Vaughan's playing on the song "Tin Pan Alley." For that matter, Vaughan turns in a classic sliding-ninths performance on his B.B. King-inspired shuffle "Empty Arms."

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