Learn the basic chords of Ratt - 7Th Avenue chords, with this master sequence: G, F, Bb, G, Bb, Gm, Bb, G and Bb. Begin your practice at a relaxed 49 BPM, then work your way up to the song's BPM of 99. For a balanced pitch, adjust the capo with respect to your voice and the song's key: Db Major.