To learn Rihanna - (Album Version) Skin chords, your practice should emphasize these chord progressions: Eb, Bb, G, C, Bb, Eb, Gm, Bb and Gm. A strategic approach would be to train at 63 BPM initially, and then accelerate to the song's tempo of 127. Adapt the capo setting considering your vocal range, with reference to the key: Bb Major.
