Rose Namajunas entered her strawweight title fight against Joanna Jedrzejczyk as the biggets underdog on the card at +500. She looked calm and collected during the staredown, but very few believed she would upset the dominant and aggressive Jedrzejczyk.
Three minutes and 30 seconds later, Namajunas became the new strawweight champion, shocking Jedrzejczyk and the MMA world with a left hook and a series of strikes on the ground. Jedrzejczyk tapped just as the referee jumped in to stop things.
The upset sent fellow fighters, WWE superstars, and even a golfer into a frenzy, with everyone taking to Twitter to react.