The ring walk for Floyd Mayweather's long-awaited contest against Manny Pacquiao's is set to take place no earlier than 4am on Sunday 3 May (BST) and could start closer to 5am depending on the undercard fights.
The fight takes place at the MGM Grand in Las Vegas, and will be broadcast on Sky Sports Box Office for UK viewers. The fight will cost £19.95 to purchase on Box Office, and will cost an additional £2 booking fee for those who book on the day.
The welterweight clash will also be most lucrative fight in boxing history, with the combined purse for the bout expected to top $300m (£201m).
Unbeaten Mayweather, 38, is an 11-time, five-weight world champion, while the Filipino Pacquiao, 36, has won versions of the world title at a record eight different weights.
WBA and WBC welterweight titleist Mayweather's record stands at 47-0, while WBO champion Pacquiao has lost five of his 64 fights, with two draws.
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