TV and radio presenter Craig Doyle, reality star Charlotte Crosby, TV and radio presenter Edith Bowman, pop star Ian ‘H' Watkins and TV and radio presenter Snoochie Shy face the first heat.

The celebrities are being put through their paces as the heat continues. One famous face has already flown the nest, leaving the others still in with a shot of making it into the quarter-final.

The remaining three celebrities are back for the ultimate heats showdown of the quarter-final. At stake is a place in the semi-finals and the opportunity for an adventure of a lifetime.