By Jon Lees A role in racecourse broadcasting has become a match made in heaven for an ex-Love Islander. Frankie Foster was dumped by public vote after ten days in the Casa Amor on season four of the hugely popular ITV reality series. But since being picked up by RacingTV he has won millions of new admirers as the face of its social media channel. Created to bring new fans to horse racing via TikTok and other platforms, RacedayTV launched Foster and his orange microphone onto the racecourse to interview the public. Defying the sceptics, the content has found an audience of 91,000 followers on …