With more good news, Knotfest has also announced the headliner for its first ever event in Mexico City, taking place at the awesome Parque Deportivo Oceanía venue. This year, Knotfest is joining forces with Forcefest combining two massive festival brands over one weekend. The Knotfest day will take place on Saturday 30th November, headlined by Slipknot, with Forcefest taking place on Sunday December 1st, headlined by Rob Zombie. 15,000 Early Bird tickets have already sold out, but special pre-sales begin on June 24th at 11am CT, with tickets going on general sale at 11am CT on June 26th. Tickets are available here.