Layla

Layla's harmony is defined by its daring two-part structure and the semitone key relationship between its verse (C# minor) and chorus (D minor). The riff's Aeolian bVI–bVII–i cadence is one of rock's most iconic harmonic signatures, while the verse's chromatic ascending bass line through dominant sevenths and descending chain of fourths create a sophisticated tension-and-release arc. The transition works because A — the last chord of the verse's descending chain — doubles as the dominant of D minor, turning a seemingly remote modulation into a satisfying resolution. The piano coda's shift to C major provides total tonal and emotional contrast, transforming raw anguish into wistful beauty. This harmonic ambition, rooted in blues vocabulary but reaching well beyond it, reflects both Clapton's blues sensibility and the influence of Duane Allman's slide guitar and Jim Gordon's compositional voice in the coda.

The song was originally written by Eric Clapton as a ballad, influenced by the 12th-century Persian poem 'The Story of Layla and Majnun' by Nezami Ganjavi. When Duane Allman joined the sessions, he improvised the song's signature high-speed riff, transforming it into a rock anthem. The second half of the song, known as the 'Piano Coda,' was composed by drummer Jim Gordon and added weeks after the initial rock section was recorded.

Considered one of the greatest love songs in history, 'Layla' captures Eric Clapton's unrequited longing for Pattie Boyd through its raw emotional power. The track is defined by its two distinct movements: a frantic blues-rock opening featuring Duane Allman’s slide guitar and a sweeping instrumental finish.