That’s what happened in Glory 42 in Paris in a bout between welterweight fighters Murthel Groenhart and Harut Grigorian.
For some reason, halfway through the round, Grigorian turned his back, and walked away. Then, Groenhart clocked him good and hit him so hard that he knocked him out cold.
Fans Attack Fighter After Knockout
That didn’t sit well with fans who jumped into the ring and attacked Groenhart.
According to MMAFighting.com, the announcer noted that the punch wasn’t illegal but, it wasn’t very nice.
This post was originally published on June 10, 2017, but we brought it back as a reminder to never, ever turn your back during a fight.