World War Joy is the third studio album by American DJ and production duo The Chainsmokers.

[3] The album features collaborations with Amy Shark, Kygo, Sabrina Claudio, Blink-182, Illenium, Lennon Stella, Bebe Rexha, Ty Dolla Sign, Bülow and 5 Seconds of Summer.

On February 7, 2019, The Chainsmokers released the album's lead single "Who Do You Love", featuring Australian band 5 Seconds of Summer.

[11] On September 25, while performing in Cincinnati, the duo premiered a new unreleased song from the album called "Push My Luck", which was released later on November 8, 2019.

In support of the album, the duo embarked on the World War Joy Tour in fall 2019 alongside Australian band, 5 Seconds of Summer and Canadian musician Lennon Stella.