Spencer Matthews has today embarked on his latest endurance challenge, which will see him tackle a relentless 24-hour assault on Snowdon (Yr Wyddfa) across a continuous 92km route that has never been completed before, powered throughout by O2 Satellite, the UK's first live satellite-to-mobile service.

Spencer Matthews has today embarked on his latest endurance challenge, which will see him tackle a relentless 24-hour assault on Snowdon (Yr Wyddfa) across a continuous 92km route that has never been completed before, powered throughout by O2 Satellite, the UK's first live satellite-to-mobile service.