It's tiny because if it were any bigger you'd be able to tell it got motion judder from my having switched the camera's flash off. I flipped it, so it doesn't look quite like the reflection in the mirror that it is...
I'd have taken another photo but after this one I devoured about 150g of the bar's contents.
Anyway, the box the chocolate came in had some party games described on the back. This is one of them:
Hmm, you know, I think they may have printed large quantities of these boxes a few years ago and not used them all up yet.