Yep, it is. I was just going to make it cake, but then I was worried it'd fall apart, since it had to lean at an angle. I cut away a little of the cake and just left it in crumb form and mashed the tardis in place. The doctor so loves to crash it, after all.
I had talked about doing an edible image on it, too, since there's a running joke about it, but I never got around to it. I think the cake is better this way, less busy, but I think I'm doomed to have to make the other into a cake at some point: