The Yorkshire Peaks Challenge involves climbing Pen-y-ghent, Ingleborough and Whernside within 12 hours.
Four friends doing the challenge to raise money for Jamie's sister.
Fundraising pageBilly, Greg, Luke and Jamie are doing the Yorkshire Three Peaks Challenge on Saturday August 6th 2016 to raise money for Jamie's sister Sarah. Sarah is trying to raise £45,000 to travel to Russia in October 2016 for treatment that could halt the progression of the cruel disease that has been attacking her body for the past 15 years.