LAS VEGAS, NV - DECEMBER 12: Conor McGregor (L) knocks out Jose Aldo in the first round of their featherweight title fight during UFC 194 on December 12, 2015 in Las Vegas, Nevada. (Photo by Steve Marcus/Getty Images)
LAS VEGAS, NV - DECEMBER 12: Conor McGregor (L) knocks out Jose Aldo in the first round of their featherweight title fight during UFC 194 on December 12, 2015 in Las Vegas, Nevada. (Photo by Steve Marcus/Getty Images)