Buzz has been a star for connections having won the Coral Ascot Hurdle in November after heroically taking the Cesarewitch on the flat back in October. Now he faces possibly his biggest challenge as he steps up to three miles for the Howden Long Walk Hurdle on Saturday where his Stayers' Hurdle credentials will be tested. Howden ambassador and four-time champion jockey Richard Johnson has visited Nicky Henderson's Seven Barrows yard to find out how they grey is preparing for his Ascot run.
