To learn Paul Lekakis - Boom Boom chords, your practice should emphasize these chord progressions: D, A, Bm, G, E, G, Em, Gbm, D, E and A. Start with a comfortable 64 BPM and as you become proficient, aim for the song's BPM of 130. With an eye on the song's key A Major, set the capo that best suits your vocal range.