Without question, this chap has nailed Mark and Jez. It's like a happy administrative procedure but just better.

I would watch that content for more than one minute if I could.

Definitely. What gets me is that he's created an original script while capturing the nuances of the characters. The only downside to him would be if he wants to get his own work out there, and he might just be seen as a great mimic of others alone. Hmm, that rings a bell...