The last time Katie Taylor shared the ring with Amanda Serrano, the fight was so awesome that it somehow overshadowed Mike Tyson and Jake Paul ... and now the star pugilists will once again come face-to-face to settle the score!!
TMZ Sports spoke with 39-year-old super lightweight champion leading up to the July 11 scrap at the World's Most Famous Arena, MSG, about the importance of the all-female event that'll also be streaming on Netflix ... and Katie hardly believes it's real.