Things got a bit messy during the Jake Paul vs. Mike Tyson co-main event between Katie Taylor and Amanda Serrano.

Amanda Serrano said Katie Taylor "100 percent" intentionally headbutted her during Friday night's undisputed women's super lightweight title bout.

Katie Taylor retained her unanimous super lightweight championship with another disputed decision over Amanda Serrano in a slugfest remarkably similar to the original two years ago.

Another instant classic from Katie Taylor and Amanda Serrano was marred by headbutts, a nasty cut and a controversial decsion.

Katie Taylor retained her undisputed junior welterweight championship with a unanimous decision win over Amanda Serrano on the Mike Tyson vs. Jake

Katie Taylor and Amanda Serrano meet before the Jake Paul-Mike Tyson fight at AT&T Stadium. Follow along with Bryan Graham

Katie Taylor retained her undisputed women's lightweight championship with a controversial and unpopular unanimous decision over Amanda Serrano on Friday night at AT&T Stadium. The fight was a return bout of their magnificent 2022 encounter at Madison Square Garden that Taylor won by a narrow split decision.

Katie Taylor faced Amanda Serrano in a rematch of their epic 2022 fight. It was the co-main event and streamed on Netflix as part of Jake Paul vs Mike Tyson. The bout has been hailed as an ‘all-time classic’ but it had a contentious conclusion.

Katie Taylor secured a second victory over Amanda Serrano on Friday, dealing her rival a gruesome cut en route to a points win. Taylor narrowly defeated Serrano via decision in 2022, retaining the undisputed lightweight titles,

Katie Taylor scored another controversial decision over Amanda Serrano in an epic back and forth war that stole the show in the co-main event on Netflix.