After a fairly respectful two days of the media tour to promote May 6th’s big fight in Las Vegas, tensions flared between Canelo Alvarez and Julio Cesar Chavez Jr when the pair made a daring bet on Univision's Despierta América programme.

Both fighters exchanged verbals before Canelo and Chavez shook on a double or nothing agreement which adds more spice to the already intriguing Mexican derby.

Alvarez proposed to up the ante after seeing Chavez state he was going to knock the flame haired star out in eight rounds: “I saw him in a video saying that I have not fought with anyone, if he is so sure that he is going to win me, that he is going to knock me out in eight rounds, I bet his bag that he does not beat me!”

Promoter Oscar De La Hoya took to his social media to confirm the bet was on: