Hey Beyonce, got any plans this weekend??? Here's the self-proclaimed greatest female fighter on the planet giving you a personal invite to her big boxing match on Saturday!!!
TMZ Sports spoke with undefeated boxing star Claressa Shields leading up to her IBF/WBA/WBC/WBO middleweight unification bout with 24-0 Christina Hammer ... and she says she's out to prove she's the G.O.A.T.
"I consider myself the greatest woman of all the time," Shields (8-0, 2 KO) says. "Any woman who has laced up a pair of gloves can't beat me.