On Friday night, Irish sporting hero and undisputed junior welterweight champion Katie Taylor (24-1, 6 KOs) will take on boxing's only nine-division champion, Amanda Serrano (47-3-1, 31 KOs), in the third (and likely final) meeting between two all-time greats and future Hall of Famers.

Here's all you need to know ahead of Katie Taylor and Amanda Serrano's trilogy bout at Madison Square Garden on July 11.