Scratch-N-Sniff Chords by Stevie Ray Vaughan & Double Trouble

To learn Stevie Ray Vaughan & Double Trouble - Scratch-N-Sniff chords, focus on the sequence of these chords: Ab, Db, Ab, Eb, Ab, Eb, Abm, Db and Eb. A strategic approach would be to train at 42 BPM initially, and then accelerate to the song's tempo of 85. With an eye on the song's key Ab Major, set the capo that best suits your vocal range.