Billie Eilish O'Cxonell She was born in LA, She was well-known after she sang the song Ocean Eyes written by her older brother, Finneas. She released her album "Don't smile at me" on August 11, 2017. She is such a talented artist and has accomplished so much, and she is only (17!). (GROUP FOUNDED: 6/17/18 <3) heaven is the best mod ever