Fearless Blue Peter presenter Helen Skelton made it to the South Pole in just 18 days by ski, bike and kite, bringing her epic, 500 miles (800 km) Antarctic expedition to a triumphant close.
For this gruelling challenge, she travelled up to 14 hours a day across the coldest and windiest place on earth, battling blizzards and sub-zero temperatures.
Originally John was to complete the challenge with James Corden but he had to pull out due to his commitments with the West End Show One Man, Two Guvnors.
On Saturday 10 March, celebrity teams from England, Ireland, Scotland and Wales set off head-to-head in the "DHL First Nation Home" challenge.
Jake Canuso, Sheila Reid, Siobhan Finneran, Steve Pemberton, Oliver Stokes, Tony Maudsley, Adam Gillen, Simon Cowell, Alesha Dixon, Carmen Electra, David Walliams, Anthony McPartlin and Declan Donnelly.