Not having checked the newspapers yet today, I'm not totally sure if John Prescott is still the Deputy Prime Minister, but whether he is or not, let's assume the job will shortly become available...
The papers over the weekend have featured no lack of potential candidates but none of them seem to quite fit the bill. If we just think outside the box however, it all becomes clear:
Why shouldn't David Cameron throw his hat into the ring? He's probably more to Mr Blair's taste than any of the usual suspects and, let's face it, given that New(?) Labour seems far more interested in squabbling than actually governing the country, it might be a good idea to give the boy David a bit of experience as a stand in before he gets the top job...