Gary Barlow and his celebrity friends have begun a charity drive from Land's End to John O'Groats.
Top Gear presenter James May, Professor Brian Cox and Radio 2 DJ Chris Evans are taking the trip with the Take That singer to raise money for Breast Cancer Care.
Gary Barlow and James May speak to Daybreak about their journey:
All four of the celebs are travelling in the same car, a pink Rolls Royce, and are expected to arrive in John O'Groats at around 4am on Friday morning.
Making a few stop offs along the way to meet fans, they will take it in turns to drive, aiming to raise £1 million for Breast Cancer Care.
Land's End to John O'Groats - the scheduled route:
- Land's End - arrive for 9.45am
- Bristol (Cribbs Causeway, BS34 5DG) - arrive for 1.20pm
- Birmingham (Car Park N1, The NEC, B40 1NT) - arrive for 3pm
- Warrington (Golden Square Shopping Centre) - arrive for 5.30pm
- Glasgow (SECC, G3 8YW) - arrive for 9.30pm
- John O'Groats - arrive for 4am