Mad World by Gary Jules is played in the key of Em at a beginner difficulty level, originally released in the 2000s. It uses 4 chords — Em G D A — arranged in the i-bIII-bVII-IV progression.
About the i-bIII-bVII-IV progression
This song is built on the i-bIII-bVII-IV progression. Follow the chord order in the diagrams above, and use the transpose controls if the key doesn't suit your voice.
Playing in the key of Em
E minor is arguably the easiest key on guitar. Em, G, C, D, Am, and Bm are its main chords, and everything but Bm sits open. Great for melancholy folk, moody rock, and beginner practice.
Related songs
More songs in the key of Em
Learn to play Mad World by Gary Jules on guitar. It sits in the key of Em and uses the i-bIII-bVII-IV progression with the chords Em G D A.