Not likely to happen in the UK, the logistics are much simpler with us being smaller.
Assuming they're going UPS they'll all be held at the UPS hub in Tamworth, and freighted out to depots around the country overnight for delivery the next day.
Heh, knowing my luck I'd be out on the Thursday morning and return to find a you-were-out slip behind the door, at which point I'd slump to the floor and cry "WHY?!!! WHY HAVE YOU FORSAKEN ME!!".