Let's start jamming Blackparty - Bloom chords, familiarize yourself with these chords - Gm, C#, G#, C#, Cm and C# in sequence. Ease into the song by practicing at 45 BPM before reaching the track's full tempo of 90 BPM. Adjust the capo based on your vocal range and chord preference, keeping the song's key of G# Major in mind.