Dance Moms star Kelly Hyland, 53, has revealed that she has been diagnosed with 'fast-moving' breast cancer - just months after she had a 'clean mammogram.' Kelly, who appeared in Dance Moms with her daughters Brooke and Paige from 2011 until 2014, shared the heartbreaking news with E! News this morning. She explained that she first started to suspect that something was wrong after she suddenly lost a significant amount of weight, despite not making any changes to her day-to-day life. 'The first red flag was my significant weight loss,' she told the publication. 'I lost enough that others noticed and would ask for my dieting hacks, but there was nothing I had changed in my day-to-day to cause the loss.' Then, in late March, she said she noticed a lump in her breast and decided to get it checked - despite having had a mammogram just eight months prior. 'I had just had one done eight months prior and the results came back clean,' she continued. 'However, this new mammogram and sono...