Secret microphone captures what ref really said to Conor and Floyd By BJJ World - The referee in the ring at Saturday’s Floyd Mayweather vs. Conor McGregor bout was Robert Byrd. And here we can see what he really said to Conor McGregor and Floyd Mayweather. Have fun 🙂 https://www.instagram.com/p/BYTzEtTAUeL/