Gorillaz are back with their latest Song Machine offering, “Friday 13th” featuring London rapper Octavian. Gorillaz have previously released “Momentary Bliss” featuring slowthai and Slaves, “Désolé” with Fatoumata Diawara and “Aries” featuring Joy Division’s Peter Hook and Georgia. They also paid homage to the late drummer Tony Allen with “How Far,” which also featured British rapper, Skepta. The band is also celebrating 20 years of its visual history with a commemorative art book, The Gorillaz Almanac, which is set to release in October. Watch Gorillaz’s “Friday 13th” featuring Octavian here.