Anita Rani
Gleb has admitted he was "stressed out all the time" during his one series of Strictly, which saw him partnered with Anita Rani.
The Countryfile presenter competed on the BBC ballroom show in 2015.
There were some classic one-liners as they trekked up that mountain.
Greg Whyte was there from the very first training session to the mountain's summit.
They're almost at the halfway point and there's been a LOT of altitude sickness.
'I am the first generation ever, in my family, to have a choice about my life.'
'Race needs to be addressed equally as well as gender.'
A new duo will be fronting the show on Fridays while Phil and Holly enjoy their break.