Hear Giorgio Moroder and Sia's Bubbly Dance-Pop Track 'Deja Vu'

Disco pioneer Giorgio Moroder has offered up the track list and title track for his forthcoming album, Déjà Vu, which arrives June 12th and features an all-star supporting cast that includes Sia, Charli XCX and Britney Spears.The track list's most exciting detail is Spears' upcoming cover of Suzanne Vega's classic, "Tom's Diner," but...