Laetitia Sadier is a French musician and singer-songwriter, best known as the lead vocalist of the band Stereolab. Born on February 6, 1969, in Saint-Étienne, France, she has been influential in the indie pop and avant-garde music scenes since the early 1990s. Her work often blends elements of pop, rock, and electronic music, characterized by her distinctive voice and thoughtful lyrics. In addition to her work with Stereolab, Sadier has released several solo albums and collaborated with various artists. She is recognized for her contributions to the post-rock genre and has been a prominent figure in the French music scene, known for her unique style and artistic vision.