At the finish line, he said: “Part of me wanted to quit earlier and say ‘I’m not doing it, I’m going back to the hotel’, but this is what it’s all about.
“I’m going into the unknown. I’m doing it for Unicef. For the kids that are in difficult places and difficult situations. This money, I’ve seen, does amazing things.
“Every stroke in that canal I was thinking of those families, thinking of those kids. I was thinking of my own kids, my wife.
“I may be exhausted. It may be the most relentless day. But I will still get up tomorrow and do it all again.”
The challenge has raised more than £152,000.
Murs, from Essex, rose to fame on the X Factor – a show he later presented – and went to have hits with tracks like Troublemaker, Dance With Me Tonight and Up.
The singer-songwriter-turned-TV personality also appeared as a judge on The Voice and as a player at Soccer Aid.
