To start learning Zz Top - Mescalero chords, delve into these chords sequence to get the song's feel: Gm, Eb, Gm, Eb, Bb and Eb. I suggest starting at a calm pace of 41 BPM, and as you gain confidence, approach the song's BPM of 83. Tune your capo to accommodate your vocal range, referencing the song's key: Bb Major.