The Ultimate Fighter - Season 09 -

The ninth season of , titled United States vs. United Kingdom , was a pivotal moment in the UFC's global expansion, marking the first time the reality series utilized a nationalistic rivalry theme. Debuting on April 1, 2009, the season pitted American fighters coached by Dan Henderson against a British squad led by Michael Bisping . The "British Invasion" Result

In a departure from typical physical tests, Henderson and Bisping faced off in a tennis match. Henderson won the challenge 6-2, earning prize money for himself and his team.

In one of the most gruesome scenes in the show's history, Frank Lester had several front teeth knocked out during his semifinal bout against James Wilks . The teeth were found stuck in his mouthguard, yet he continued to fight after having them removed during the break.