Betfair punter picked first four winners on Thursday at Cheltenham to win £21K from a £30 stake... Betfair punter wins over 21K with Lucky 15 Nicholls and Blackmore wins before Sire stuns in Stayers Fantastic day four ahead with Gold Cup showpiece A Betfair punter won more than £21K from a £30 stake by picking the winners of the first four races at Cheltenham on Thursday. In a stunning win they took full advantage of the Lucky 15 option on Betfair to claim huge winnings on a spectacular afternoon at the Festival. As was the case with an earlier big winner, the success of Betfair ambassadors was key, with trainer Paul Nicholls and jockey Rachael Blackmore both victorious in the Turners Novices' Chase and Ryanair Chase respectively. £30 £21,114.70!£1 EW Lucky 15 Stage Star @ 7/1Good Time Jonny @ 15/2Envoi Allen @ 10/1Sire Du Berlais @ 20/1A @Betfair punter has picked out the first four winners at the #CheltenhamFestival today to win £21K. pic.twitter.com/ZYVvgcfAJq -- Betfair Racing (@BetfairRacing) March 16, 2023 After Blackmore had ridden Envoi Allen to victory, the stage was set for the feature race of the afternoon, the Stayers' Hurdle. This was where the punter saw their biggest priced pick come in as Sire Du Berlais came late to achieve an unexpected victory in the Stayers' Hurdle. It was a thrilling race and extraordinary way for a Betfair customer to complete their Lucky 15 in just over two hours of racing. It sets up a wonderful final day for punters as Nicholls and Blackmore both go for glory in the Gold Cup on Friday.