And now ... "Street Fighting Stories with Marlon Wayans!"
This time, Marlon is telling us all about the time someone picked a fight with UFC star Nick Diaz -- and it ended with VIOLENCE!
Marlon was leaving Catch in West Hollywood over the weekend -- where Nick Diaz had also been hanging out -- and it reminded Marlon about the one dumbass who tried to fight the Diaz Brothers in front of him.
"I said 'Brah, you f***ing with the wrong dude.' He goes 'F*** that bro. You don't know me.