15+ Premium newsletters from leading experts
If you are not in the UK, watch on YouTube or listen to the World of Secrets podcast here
，推荐阅读快连下载安装获取更多信息
Zoe Langley-Wathen, 54 , and Mike Langley, 73, aim to raise £10,000 for Dorset and Somerset Air Ambulance over their 7,300-mile (1,1748 km) journey.
A lawyer for the singer did not immediately respond to the BBC's request for comment.