Conor McGregor received one of the greatest congratulatory tweets after his win on Saturday. 

McGregor was tweeted by none other than former body builder, Calfornia mayor and actor, Arnold Schwarzenegger,

Congratulations @TheNotoriousMMA on a fantastic victory yesterday. You are the McGregor-nator.

— Arnold (@Schwarzenegger) July 20, 2014

McGregor, once again lived up to his hype on Saturday night when he defeated Brazilian fighter Diego Brandao at the O2 Arena in Dublin. 

Arnold Schwarzenegger was a world famous body building champion before he turned his hand to acting. He is most famed for his role as The Terminator.