Billie Eilish Pirate Baird O'Connell (born December 18, 2001) is an American singer and songwriter. She first gained public attention in 2015 with her debut single "Ocean Eyes", written and produced by her brother Finneas O'Connell, with whom she collaborates on music and live shows. She has had many successful singles from 2017 onwards and appeared on the soundtracks for No Time To Die (2021) & Barbie (2023), winning an Oscar for Best Original Song for both. She is queer and has three albums.