Best new songs today: Xiu Xiu, The Joy Formidable, Jesse Malin...

Xiu Xiu share a new video for smooth 'Sad Mezcalita', featuring Sharon Van Etten; The Joy Formidable share a power-pop 'Into the Blue'; Gojira go tribal on 'Amazonia'; Jesse Malin shares a raaawk'n'raaawl 'The Way We Used To Roll'; Dallas rapper Bobby Sessions delivers some strong verses on 'Cog in the Machine'.