In the behind-the-scenes footage, Liz could be seen wearing a chic PVC leather-effect burgundy blazer. She had it wrapped tightly around her, showing off her slender frame. READ MORE: Tyson Fury ...

Forget opaque tights, the only way to dress your legs this winter is with PVC. From X Factor champion, Alexandra Burke, to her musical mentor, Cheryl Cole, and fellow Girl Aloud-about-town ...