Champagne Supernova by Oasis is played in the key of A at a beginner difficulty level, originally released in the 1990s. It uses 3 chords — A C#m D — arranged in the I-iii-IV progression.
About the I-iii-IV progression
This song is built on the I-iii-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 A
A major is rock and blues territory. A, D, and E are open shapes; F#m requires a barre. The E7 chord sits naturally under the fingers in this key, which is why it feels made for country and blues players.
Related songs
More songs in the key of A
More songs using the I-iii-IV progression
Learn to play Champagne Supernova by Oasis on guitar. It sits in the key of A and uses the I-iii-IV progression with the chords A C#m D.