Released on March 29, 2019, When We All Fall Asleep, Where Do We Go? is Billie Eilish's debut studio album, co-written and produced by her brother, Finneas O'Connell. The album blends pop, electropop, avant-pop, and art pop, with influences from hip hop and industrial music. It explores themes of fame, personal reflection, and emotional struggles, capturing the essence of teenage angst and vulnerability.

The album received critical acclaim for its innovative sound and Eilish's distinctive vocal style, solidifying her place in the music industry.

Tracklist:

Side A:
A1. !!!!!
A2. Bad Guy
A3. Xanny
A4. You Should See Me in a Crown
A5. All the Good Girls Go to Hell
A6. Wish You Were Gay
A7. When the Party's Over
A8. 8

Side B:
B1. My Strange Addiction
B2. Bury a Friend
B3. Ilomilo
B4. Listen Before I Go
B5. I Love You
B6. Goodbye