Billie Eilish Pirate Baird O'Connell, born December 18, 2001, is an American singer-songwriter known for her genre-bending pop and electropop music. She gained widespread recognition in 2015 with her debut single "Ocean Eyes." Her critically acclaimed debut album, "When We All Fall Asleep, Where Do We Go?" (2019), solidified her as a global music phenomenon, earning multiple awards.