To learn Feist - (Album Version) Mushaboom chords, these are the chords to practise in sequence: Bb, Ab, Bb, Eb, Fm, Cm, Ab, Eb and Ab. For best results, commence at 44 BPM and progress to the song's BPM of 89. Given the song's key of Eb Major, adjust the capo to align with your vocal range and chord preference.