Mother whose belly button turned PURPLE and mystified doctors until they finally diagnosed her with ovarian cancer months later. Zowie Gallagher, from East London, needed surgery and chemotherapy ...

If it was a belly button, it was certainly a strange one—for reasons no one was willing to explain. Perhaps all celebrities possess purple tummy puckers. The rest are just better at hiding them.

She was shocked to discover the purple bruise-like mark in her belly button was actually an early warning sign of the tumours growing inside her Credit: PA Real Life "But I just sensed something ...

Most of the time, we give little to no thought to our belly buttons. Some of us get them pierced. And, hopefully, every once in a while, all of us scrub out any lint that's hanging around in there ...