A group of 30 musicians have made their way to the top of Scafell Pike in Cumbria- complete with their full brass band.
The team climbed the highest peaks of England, Scotland and Wales, carrying instruments weighing almost 17 stone.
Once they reached the summit of Scafell, they performed a rendition of 'Jerusalem'.
The musicians completed the three peaks challenge in under 24 hours and raised £16,000 for the Multiple Sclerosis Society.
A theatre school owner in Cumbria is taking on the Three Peaks Challenge in memory of a colleague who was killed in a road crash last year. Rebecca Rennie, 23, from Newcastleton, died when her bus to work was involved in a crash with a lorry on the A7 near Carlisle. Watch Tim Backshall's report
Denise Hutton is raising money for Carlisle Mencap by signing up for the 3 peaks challenge.
She's doing it in memory of her former work colleague Rebecca Rennie who was killed in a car accident last year.
Rebecca's sister is severely disabled and benefits from the services of the new Grace Little centre. Denise is raising money to help her former colleagues sister and many other youngster in her position. She spoke to ITV Border about why she took up the challenge.
A Cumbrian theatre school owner is taking on the Three Peaks Challenge to raise money for charity following the tragic death of a colleague. Denise Hutton's assistant, Rebecce Rennie, 23, was killed in a road accident on the A7 last December. Now Denise is trying to raise money in her memory.
Rebecca left behind a sister, Emma Jane, who is severely disabled and cannot communicate. The money raised by the Three Peaks Challenge will help to provide funds for Mencap's new respite facility in Carlisle at the Grace Little Centre.
Denise, whose business started after she appeared on the television programme, Dragons' Den, five years ago, now runs 40 Razzamataz schools across the UK. The challenge, to climb Britain's three highest mountains, Snowdon, Scafell Pike and Ben Nevis, will take place next month.