"Déjà Vu" is a song by English rock musician and former Pink Floyd member Roger Waters, and the second track on his fourth solo studio album, Is This the Life We Really Want?

It was released as a single on 8 May 2017,[1] with the album being released on 2 June 2017,[2][3][4] by Columbia Records.

It was previously known as "Lay Down Jerusalem (If I Had Been God)" when played live before the single's official release.

[5] Waters reintroduced the 'Lay Down Jerusalem' refrain in live performances dating from the 2018 Oceania leg of his Us + Them Tour.

[6][7] This 2010s rock song-related article is a stub.