Vengeance ( 2005 ) was a professional wrestling pay-per-view event produced by World Wrestling Entertainment ( WWE ) , which took place on June 26 , 2005 at the Thomas & Mack Center in Las Vegas , Nevada . Vengeance ( 2005 ) was a professional wrestling pay-per-view ( PPV ) event produced by World Wrestling Entertainment ( WWE ) , which took place on June 26 , 2005 at the Thomas & Mack Center in Las Vegas , Nevada .