FRANKIE DETTORI RIDING LAH TI DAH CRACKS A JOKE WITH MEMBERS OF THE PUBLIC AS HE FOLLOWS ANDREA ATZENI ON RAYMOND TUSK TO JOIN THE OTHER RUNNERS AT THE START OF THE ST LEGER.DONCASTER 15-9-18.Photo © George Selwyn +44 (0)7967 030722116 Wellington Parade Kent UK CT14 8AF.