Subscribe to keep up with MMA: http://tinyurl.com/MMAdigest Donald Cowboy Cerrone vs Kelvin Gastelum is off UFC 205 because Kelvin couldn't make the weight. The rule in New York is the two had to be within 7 pounds of each other but Kelvin couldn't make it. Cowboy will receive his show money for the event. But now Cowboy and Matt Brown have verbally agreed to fight month later at UFC 206 on December 10th in Toronto. Ariel Helwani's sources also confirmed the news. Cowboy has become the #6 ranked welterweight in the UFC in just 6 months, Matt Brown is currently ranked #14. Brown has lost his last 2 fights to Jake Ellenberger and Demian Maia. Cowboy has won his last 3 against Rick Story, Patrick Cote, and Alex Oliveira. The UFC 206 card is headlined by Daniel Cormier vs Anthony Johnson. The co-main event is Max Holloway vs Anthony Pettis. Also on the card is Tim Kennedy vs Rashad Evans (that fight that was removed from UFC 205 because of an issue with Rashad's medicals), and