This is cool @frot,
James Corbett may be possible.
https://twitter.com/james_corbett
Mark twain would turn POB upside down and that is a good thing. He seems to be a great person to have a drink with. Say hello to him for me when you see him.
Eric Idle has a small chance of joining POB but it's not the same as actually bringing Monty Python back.
We have a winner.