He's back. Constitution Hill makes his return to the Festival and is the standout contender for the Unibet Champion Hurdle (4.00), which is the feature race on day one of the Cheltenham Festival and a stellar cast of seven will do battle over 2m½f. Who will take home the Champion Hurdle? Read on for our runner-by-runner guide

The weather can be crucial to results, with punters studying the going days and hours out from each race. If the course is heavy, then expect a real test of the horse’s stamina, though the forecast currently suggests a quicker track due to a dry spell just before and throughout the festival.

The opening day of the Cheltenham Festival delivered plenty of thrills and spills, setting the stage for an action-packed week of racing. The prestigious four-day event is one of the biggest events in the horse racing calendar,