article_snippet: Champion Hurdle, 3.20 .
article_snippet: Queen Mother Champion Chase, 3.20 .
article_snippet: Sprinter Sacre, the 2013 winner, and last year’s champion Sire De Grugy, finally go head to head.
article_snippet: Last year's  Champion Chase winner Sire De Grugy will finally go head to head with Sprinter Sacre .
highlights_snippet: Cheltenham Festival starts on Tuesday and finishes on Friday .
  
highlights_snippet: Feature races include Champion Hurdle and the Gold Cup .
  
highlights_snippet: Sportsmail brings you a guide to the week's big races .