Kele Okereke is back with Bloc Party, their new album Four is out on August 21, and their first single "Octopus" is a twitchy, jittery art-rock tune with a surprise blast of Guitar Hero antics. Now RAC have remixed "Octopus" into a groovy disco banger, complete with a beat straight out of Saturday Night Fever. Okereke's "You done lost yo mind!" somehow seems extra-sassy in this version. The Remix Artist Collective is on their game — listen below.