"Déjà Vu" is a song by Italian disc jockey producer Giorgio Moroder, featuring vocals from Australian singer Sia. The song is the third single on Moroder's 2015 album, Déjà Vu. It was released on April 17, 2015, as a digital download via iTunes.
Directed by Alexandra Dahlström, the music video follows a young man (played by Drew Lipson) who visits a hotel and repeatedly encounters multiple Sia lookalikes. A teaser for the video was released on April 30, with the official video premiering on May 5, 2015.