Chords of: Summer Jam 2003 by: The Sunclub, The Underdog Project. (Gmaj7, Am, G, Bm7b5/A) are the main chords of the song. The chords are displayed instantly in real-time with a YouTube player, four synced views, instrument diagrams, loop practice and a built-in vocal-remover mixer.
“Summer Jam 2003” by The Sunclub, The Underdog Project is in G Major and runs at about 130 BPM, giving it an upbeat, driving pulse. Our analysis found 22 different chords across 100 chord changes; the ones that carry the song are Gmaj7, Am, G, Bm7b5/A.
Am is the chord you will hold longest — roughly 18% of the 3:44 the chords were tracked for. The song opens with Am → G → Dm → F → Am → G6 → Gmaj7 → Bm7b5. Play the timeline above to hear each change land in real time.
Difficulty: intermediate — 6 main chords including 3 extended or barre voicings. Guitarists can play it as written — G Major sits in open-chord territory, no capo needed.
| Chord | Time held | Share |
|---|---|---|
| Am | 0:41 | 18% |
| G | 0:36 | 16% |
| Bm7b5/A | 0:35 | 16% |
| F | 0:31 | 14% |
| Dm | 0:29 | 13% |
| Gmaj7 | 0:11 | 5% |
| Fmaj7 | 0:07 | 3% |
| Bm7b5 | 0:05 | 2% |
Am – F – G – Dm – F – Am – C6 – Fmaj7 – G6 – Gmaj7 – Bm7b5 – Fmaj7 – F6 – Am – F – G – Dm – F – Am – F – G – Bm7b5 – Dm – Bm7b5/A – F – Am – F – Em – G – Dm6 – Dm – Bm7b5/A – F – Am – Bm7b5/A – G – A7/C# – Bm7b5/A – Am – Am7 – Am6 – Em – Gmaj7 – Bm7b5/A – Am – Dm7 – Am – F – …
