Katie Taylor is on the cusp of history as just Delfine Persoon stands in her way of becoming undisputed world champion. It's a blockbuster bout, here are all the details about what time is Katie Taylor fighting and the undercard.
The fight is taking place in the Mecca of boxing, Madison Square Garden. It is on the undercard of the Anthony Joshua vs Andy Ruiz contest.
What channel is Katie Taylor on?
This is a box office event. For Irish viewers, it can be purchased via Sky Sports Box Office for the price of €24.95.
What time is Katie Taylor Fighting?
The main event takes place in New York which is Eastern Time. With that bout set to take place at 11pm local time, it means a 4am start for Anthony Joshua. As for Katie Taylor, her undercard fight is likely to be 2am-3am.
What is on the line?
Everything. The IBF, WBA, WBC and WBO belts will go to Saturday's victor. For Taylor, it's her chance to conquer the pro game.
Who is Katie Taylor fighting?
Delfine Persoon. A full-time police officer who has been boxing professionally since 2009 after establishing herself as one of the top amateurs in her home country.
A veteran of the squared circle, the 34-year-old got her start in competitive judo but soon switched to boxing to much success.
With all but one of her past 44 fights taking place in Belgium, Persoons has never before attracted a crowd like this for a fight.
For your pre-fight preparation, you can read about Taylor's opponent here, the venue here and her pre-fight thoughts here. Keep an eye on Balls.ie's Instagram for live coverage from New York and a full review post-fight.
So a reminder for those wondering what time Katie Taylor is fighting, it is likely to be a late one in the early hours of Sunday morning. It is on Sky Sports box office.