On This Day: GSP vs Penn 2 | Champ vs Champ! #OnThisDay in 2009 - GSP and BJ Penn squared off for the welterweight strap! [ 📺 Watch more on UFC Fight Pass ] | By UFC | Facebook
![Amazon.com: UFC: Best of UFC 2009 : Georges St-Pierre, Matt Hughes, Matt Serra, BJ Penn, Nate Marquardt, Lyoto Machida, Chuck Liddel, Tyson Griffin, Artist Not Provided: Movies & TV Amazon.com: UFC: Best of UFC 2009 : Georges St-Pierre, Matt Hughes, Matt Serra, BJ Penn, Nate Marquardt, Lyoto Machida, Chuck Liddel, Tyson Griffin, Artist Not Provided: Movies & TV](https://m.media-amazon.com/images/I/81nIUbIo4ML._AC_UF894,1000_QL80_.jpg)
Amazon.com: UFC: Best of UFC 2009 : Georges St-Pierre, Matt Hughes, Matt Serra, BJ Penn, Nate Marquardt, Lyoto Machida, Chuck Liddel, Tyson Griffin, Artist Not Provided: Movies & TV
![Amazon.com: UFC 94: St-Pierre v. Penn : Karo Parisyan, Georges St. Pierre, Clay Guida, BJ Penn, Jon Fitch, Lyoto Machida, Thiago Tavares, Christian Wellisch, Stephan Bonnar, Thiago Silva, Akihiro Gono, Manny Gamburyan, Amazon.com: UFC 94: St-Pierre v. Penn : Karo Parisyan, Georges St. Pierre, Clay Guida, BJ Penn, Jon Fitch, Lyoto Machida, Thiago Tavares, Christian Wellisch, Stephan Bonnar, Thiago Silva, Akihiro Gono, Manny Gamburyan,](https://m.media-amazon.com/images/I/91Uf65rmlGL._AC_UF894,1000_QL80_.jpg)
Amazon.com: UFC 94: St-Pierre v. Penn : Karo Parisyan, Georges St. Pierre, Clay Guida, BJ Penn, Jon Fitch, Lyoto Machida, Thiago Tavares, Christian Wellisch, Stephan Bonnar, Thiago Silva, Akihiro Gono, Manny Gamburyan,
![On this day in 2009, BJ Penn beat Diego Sanchez at UFC 107 with a doctors stoppage in the 5th round. It was his third defense of the lightweight title and his On this day in 2009, BJ Penn beat Diego Sanchez at UFC 107 with a doctors stoppage in the 5th round. It was his third defense of the lightweight title and his](https://i.redd.it/gch7paypmu321.jpg)