http://grudgetrainingcenter.com Fri, 20 Apr 2012 14:21:20 +0000 http://wordpress.org/?v=2.9.1 hourly 1 http://grudgetrainingcenter.com/instructors/comment-page-1/#comment-2 GSP...his most real interview...ever - Page 2 - Sherdog Mixed Martial Arts Forums Sat, 27 Mar 2010 04:03:38 +0000 http://grudgetrainingcenter.com/?page_id=32#comment-2 [...] like the kid is an instructor at the Grudge training center in Colorado. Grudge Training Center Instructors. He might also be related to Dana's "henchman" Marty Cordova [...] [...] like the kid is an instructor at the Grudge training center in Colorado. Grudge Training Center Instructors. He might also be related to Dana's "henchman" Marty Cordova [...]

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