ESPN MMA on Twitter: "Five years ago, Conor McGregor became the first double champion in UFC history. McGregor celebrated "Champ Champ" day by declaring himself next in line for a title shot
Conor McGregor - 6 years ago today. My first time as Champ Champ. It wasn't until I won my second double that I trademarked it. The O.G Champ Champ! | Facebook
Conor McGregor ranked last in list of featherweight champions after short reign - Mirror Online