St-Pierre out-wrestled Nick Diaz to earn a unanimous decision victory.
Twitter was buzzing about this fight, but St-Pierre's win may actually be overshadowed by Diaz's alleged retirement and the great show that Carlos Condit and Johny Hendricks put on.
Here are some of Twitter's reactions to St-Pierre's win:
GSP does it again! Eight times, not bad!— Bas Rutten (@BasRuttenMMA) March 17, 2013
MMA legend Bas Rutten shared his thoughts on St-Pierre's eighth straight title defense.
Wrestling wins another one!! #saveolympicwrestling— Dan Henderson (@danhendo) March 17, 2013
Light heavyweight contender Dan Henderson praised St-Pierre's wrestling and made another plea for Olympic wrestling.
When GSP gets the TD it's like watching a lifetime movie. You know how it's going to play out, but you hope she can leave him somehow.— Yves Edwards (@thugjitsumaster) March 17, 2013
Lightweight vet Yves Edwards also shared his thoughts on GSP's wrestling.
After tonight I am 100% sure I could beat GSP @dukeroufus— Ben Askren (@Benaskren) March 17, 2013
Bellator welterweight champ Ben Askren believes he has what it takes to defeat St-Pierre after watching the fight.
You're going to see a lot of this, but i'm predicting that Johny Hendricks will beat GSP and take that welterweight title.— Jeremy Botter (@jeremybotter) March 17, 2013
Bleacher Report's Jeremy Botter already has his prediction in for St-Pierre vs. Hendricks.
Although St-Pierre did not show us anything new, he is still the champ and has a new challenge waiting for him in Johny Hendricks.
Stay tuned to Bleacher Report MMA for all of the post-fight coverage and news.