American electropop artist who gained attention as a teenager for tracks like "Fingers Crossed" and "Ocean Eyes." In July 2017, she released her debut EP Don't Smile At Me. Her debut album, When We All Fall Asleep, Where Do We Go?, was released in March 2019.
She was born and raised in Los Angeles, California and sang in the Los Angeles Children's Chorus.
By April 2017, her song "Ocean Eyes" had received one million plays on Spotify. Her music as a whole had accumulated roughly 3.9 billion streams on Spotify and YouTube by 2019.
Her older brother is musician and producer Finneas O'Connell from the band The Slightlys.
She recorded a cover of Frank Ocean's "Thinkin' Bout You" in 2015.