X Factor winner Sam Bailey has hit out at a troll that told her she had 'let herself go' on social media. The singer, 48, who shot to fame when she won the ITV talent show in 2013 , was simply posting a song for her fans whilst in rehearsals for her latest show when a cruel follower insulted her. While the comment itself didn't bother her, she has insisted that she has spoken out to be a voice for those who are upset by such behaviour online. She began: "I posted a video of me sat down in a