Layla

Layla is harmonically sophisticated due to its three distinct tonal centers. The Chorus sits in a heavy D minor, while the Verse jumps up a half-step to E major (initially appearing as C# minor), creating an intense 'shouting' effect for the vocals. The transition between these keys is abrupt rather than smooth, which mirrors the emotional desperation of the lyrics. The seven-minute track finally resolves its tension by modulating to a peaceful C major piano coda, which uses a more standard folk-rock vocabulary compared to the complex chromaticism of the verse.

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.