So, preliminary haggling has been overcome, and the day when I hope that absolutely everyone on a panel show loses, has arrived.
And Nick Griffin has been handed, on a silver platter, all the ammunition he needs.
As 'quote bingo' games go, "Britain is overcrowded" is a gimme.
UK population 'to rise to 71.6m'
Just over two-thirds of the increase is likely to be related directly or indirectly to migration to the UK.
If the projected increase materialises, the population will have grown at its fastest rate in a century.
How about "censorship of legal political parties"? It's a possibility.
But Mr Hain said the BBC had "made one of the biggest mistakes in its proud history".
The reciprocal question "Who are the real fascists?" has an outside chance.
Mr Hain will also send a message of support to the UAF rally, which is being held in central London.
And no points whatsoever for predicting the ridiculously erroneous accusation of "extreme right wing" towards a hideously lefty collectivist party.
I'll plump for an outside wager that Dimbleby is quoted after the event describing the show as the "lowest part of my political career" or some such. A lazy fiver on that at a good price appeals.
Wine in the fridge, check; munchies, check; big fat 'happy days' cigar, check. Roll on 10:35pm - let's just hope all participants are amply provided with barbed wire encrusted baseball bats prior to cameras rolling.