weigh in

We read far too much into body language and demeanour, can be swayed by a slap at a weigh-in or live in a fantasy land powered by nostalgia.

With a slap at the weigh-in and then a stale performance in the ring, many observers have questioned the legitimacy of the contest.

Observing Tyson's demeanour in the week - particularly when he slapped Paul at Friday's weigh-in - you get the sense he is approaching this as a "real" fight.

Mike Tyson slaps opponent Jake Paul during a chaotic weigh-in before their controversial heavyweight fight, with the YouTuber claiming he "didn't feel it".

Mike Tyson slapped Jake Paul at a charged weigh-in for Friday's controversial heavyweight fight in Texas.