Cool, calm and confident, Floyd Mayweather Jr. and Conor McGregor arrived in style in Las Vegas.
The time for trash talking is over, with the superstars ready for a fight billed as one of the biggest in history.
Out of retirement at 40 years of age, Mayweather seemingly has more to lose - his undefeated record after 49 fights included.
A win in the boxing ring for UFC champion McGregor would go down as one of the biggest shocks in history.
The moment has almost arrived.