When We All Fall Asleep, Where Do We Go? was released on March 29, 2019. The album debuted at number one on the Billboard 200 as well as on the UK Albums Chart, making Eilish the first artist born in the 2000s to have a number one album in the United States, and the youngest female ever to have a number one album in the United Kingdom. Upon the album's debut, Eilish broke the record for most simultaneously charting Hot 100 songs by a female artist, with 14, after every song from the
Her debut studio album, When We All Fall Asleep, Where Do We Go? (2019), debuted atop the Billboard 200 and became the best-performing album of 2019 in the U.S., also reaching number one in the UK. The album contains six Billboard Hot 100 top 40 singles: "When the Party's Over", "Bury a Friend", "Wish You Were Gay", "Xanny", "Everything I Wanted"[a] and "Bad Guy", the last of which became her first number-one single in the US.