Video: Watch Conor McGregor knockout Dustin Poirier at UFC 178 by way of EA Sports UFC head kick

IF YOU'RE LOOKING FOR CONOR MCGREGOR VS. DUSTIN POIRIER FIGHT VIDEO HIGHLIGHTS FROM UFC 178 CLICK HERE.

It's understandable if Dustin Poirier trades in his copy of EA Sports UFC and takes the measly $8 store credit from Gamestop.

After all, the latest and greatest mixed martial arts (MMA) video game did "The Diamond" dirty, running a pre-fight simulation that has McGregor winning by knockout.

Thanks to a brutal head kick, no less.

But will life imitate art? We're going to find out in two days, when these feisty featherweights are locked inside the Octagon at the UFC 178 pay-per-view (PPV) event, booked for the MGM Grand Garden Arena in Las Vegas, Nevada, on Sat., Sept. 27, 2014.

Check out our full "McGregor vs. Poirier" fight preview here.

MMAmania.com will deliver LIVE round-by-round, blow-by-blow coverage of the entire UFC 178 fight card RIGHT HERE, starting with the Fight Pass "Prelims" matches online, which are scheduled to begin at 7 p.m. ET, and then the remaining under card balance on FOX Sports 1 at 8 p.m. ET before the PPV start time at 10 p.m. ET.

See you then!