I watched this last night after seeing this thread - didn't know the programme was back. God it was funny! Just as good as during the Paralympics.
He's (or all 3 or the comedians) have got a real knack for making it seem loose and on the hoof. I'm guessing a lot of it must have been scripted/semi-rehearsed but it really didn't feel that way. I was marvelling at the skill even as I just sat back and was entertained.