Perhaps anti-grav belts will one day show us a higher law, but for now, gravity rules.

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"Grav" had his own inimitable persona and became a popular radio and TV presenter at BBC Wales.

BBC: Ray Gravell's final months to be aired in BBC documentary

In order to take part in Grow a Grav, the WRPA is asking people to make a donation via its website.

BBC: Rugby charity beard call to honour Ray Gravell

"Many people with an active social life like Grav could confuse early symptoms of diabetes with just over-doing it a bit over Christmas, " he said.

BBC: Ray Gravell's final months to be aired in BBC documentary