But, Theresa, what if he's doing a little bit of filming for Strike Back on the banks of the Limpopo and decides to pop into the Homebase trading post for a Christmas tree, some tinsel and other sine qua nons of an African Christmas?
Remember the Boy Scouts motto - Be Prepared.
And, look, I did take one for the team. The credit card bill has just arrived for my evening at the Old Vic.
But it was worth every penny and, as the sage Sir Harry Pearce says, it was my turn.