Billie Eilish, full name Billie Eilish Pirate Baird O’Connell, is a popular American singer and songwriter known for her unique style and sound. She first gained recognition in 2015 with her song “Ocean Eyes,” which went viral on SoundCloud. Since then, she has released several hits and won numerous awards, including multiple Grammys and an Oscar. Billie is known for her distinct voice, eclectic fashion sense, and thought-provoking lyrics that often explore themes of mental health, self-reflection, and contemporary societal issues.