On This Day: GSP vs Serra 2 | #OnThisDay in 2008: Georges St-Pierre finally got his revenge and took his welterweight title back! | By UFC | Facebook
On This Day: Matt Serra shocks the world against GSP 🤯 | #OnThisDay in 2007: Matt Serra schocked the world by upsetting GSP at UFC 69! | By UFC | Georges 'Rush'
![The Ultimate Underdog: Why Matt Serra beating Georges St-Pierre is still MMA's greatest upset - MMA Fighting The Ultimate Underdog: Why Matt Serra beating Georges St-Pierre is still MMA's greatest upset - MMA Fighting](https://cdn.vox-cdn.com/thumbor/_FHVw5BlClbWzwQKoMm1_dFd2YY=/1400x1400/filters:format(jpeg)/cdn.vox-cdn.com/assets/2683101/008_Frank_Trigg_vs_Matt_Serra.jpg)
The Ultimate Underdog: Why Matt Serra beating Georges St-Pierre is still MMA's greatest upset - MMA Fighting
MMA Fighting on X: "Georges St-Pierre vs Matt Serra 2 full fight video #ufc83 https://t.co/L6Jv8qDX5y https://t.co/eNq1kGESFy" / X
![Witness the BIGGEST MMA UPSET Ever: Georges St-Pierre vs Matt Serra 1 Highlights! #ufc #punch - YouTube Witness the BIGGEST MMA UPSET Ever: Georges St-Pierre vs Matt Serra 1 Highlights! #ufc #punch - YouTube](https://i.ytimg.com/vi/OjorVPjOe3w/maxresdefault.jpg)