To jam and learn Weezer - (Non-LP Version) I Do chords, your primary focus should be mastering these chords sequence: G, C, Bm, Am, D, C, D and C. To build a solid grasp, start slowly at 52 BPM and then match the original tempo of 104 BPM. Adjust the capo based on your vocal range and chord preference, keeping the song's key of G Major in mind.