CHELTENHAM, ENGLAND - MARCH 15: Bobs Worth trainer Nicky Henderson celebrates in the parade ring after winning the Gold Cup at Cheltenham Racecourse on the fourth and final day of the Cheltenham Festival 2013 on March 15, 2013 in Cheltenham, England. Approximately 200,000 racing enthusiasts are expected at the four-day festival, which ends today and is seen as many as the highlight of the jump racing calendar. (Photo by Matt Cardy/Getty Images)
CHELTENHAM, ENGLAND - MARCH 15: Bobs Worth trainer Nicky Henderson celebrates in the parade ring after winning the Gold Cup at Cheltenham Racecourse on the fourth and final day of the Cheltenham Festival 2013 on March 15, 2013 in Cheltenham, England. Approximately 200,000 racing enthusiasts are expected at the four-day festival, which ends today and is seen as many as the highlight of the jump racing calendar. (Photo by Matt Cardy/Getty Images)