The Ultimate Fighter 6: Team Hughes vs. Team Serra is the sixth season of the Ultimate Fighting Championship (UFC) produced reality television series The Ultimate Fighter, and premiered on September 19, 2007 on Spike TV, after UFC Fight Night 11. This season features only welterweight fighters (156–170 lb). The teams are coached by then-UFC welterweight champion Matt Serra and former welterweight champion Matt Hughes. The coaches were to fight for the Welterweight title after the completion of the show, on December 29 at UFC 79: Nemesis from the Mandalay Bay Events Center. However, due to an injury sustained by Serra, Hughes faced top contender Georges St-Pierre on the 29th, with St. Pierre defeating Hughes by submission in the second round and going on to challenge Serra for the undispute