A video of the pair struggling up the Pyg track
on Snowdon on Friday was shared on social media.
Harvey's mum, Mandy, said: "It took Harvey six-and-a-half hours and he completed the PYG track
(the shortest way up the mountain).
The trip up Snowdon, which is 1,085 metres above sea level, was led by Judy Rowland and Ben Walker, walking up the Pyg track
and returning down the Llanberis track.
The charity walk will see Lisa and her team of friends, family members and work colleagues climb the Pyg track
and walk down the Miners track - a total of 7.
It was still chilly as we set off from Snowdon base camp at Peny-y-Pass on the long haul up the Pyg Track
above Llanberis Valley.
I was is 1,085m (3,560ft) high The Pyg Track
is pretty straightforward, with occasional boulders to make things interesting.
Only yesterday, a 45-year-old man was winched aboard an RAF rescue helicopter and flown to hospital at Bangor after breaking his ankle while descending Snowdon on the challenging Pyg Track
People can join one of two routes up Snowdon, the Llanberis route or PYG track
The walkers are expected to take the well-known Pyg Track
- which starts at 1,000 feet - up to the summit of Snowdon.
The first was to reports of shouts heard on the Pyg track
which proved to be a false alarm.
The Pyg Track
and the Miners' Track are routes to the summit of which mountain?
On a personal level I had the privilege meeting Mr Roberts, John, on several occasions during briefings prior to our ascent up over the Crib Coch via the Pyg track
including several alternative testing climbs in quite difficult conditions.