Zero 7 is a Grammy Award-nominated, downtempo styled musical duo comprising of Henry Binns and Sam Hardaker from the United Kingdom. Contributing artists include vocals from Mozez, Sia Furler, Tina Dico, Sophie Barker, and José González. The guest vocalist lineup for the duo has subsequently included Eska Mtungwazi, Martha Tilston, and Rowdy Superstar for their fourth studio album.