article_snippet: Eight-time champion jockey and rider of 13 Festival winners .
article_snippet: SIR PETER O’SULLEVAN - Legendary racing commentator .
article_snippet: JAMES SIMPSON-DANIEL -
article_snippet: Former rugby union star turned bookmaker .
article_snippet: HAYLEY TURNER - Professional jockey .
article_snippet: IWAN THOMAS - Former 400m athlete and TV presenter .