When the Party's Over" (stylized in all lowercase) is a song by American singer-songwriter Billie Eilish and the second single from her debut studio album, When We All Fall Asleep, Where Do We Go? (2019). It was released on October 17, 2018, through Darkroom and Interscope Records. It was written and produced by Finneas O'Connell.

#piano #billieeilish #whenthepartysover