Marianne Faithfull, the songstress who helped spur music's British invasion and was a muse to the Rolling Stones, died Thursday at 78.

Marianne Faithfull, the British pop star, muse, libertine and old soul who inspired and helped write some of the Rolling Stones' greatest songs and endured as a torch singer and survivor of the lifestyle she once embodied,

Grammy nominated musician Marianne Faithfull, known for tracks like "As Tears Go By," has passed away at the age of 78.