Let's start jamming Pur - Lena chords, Practice these chords sequence - D, E, A, D, E, F#m, C#m, Bm, A, E and Bm. Set your pace at 71 BPM initially and then sync up with the song's BPM of 142. Align the capo with your vocal depth and chord choice, bearing in mind the song's original key: A Major.