Show us the most useless thing on your desk.
Take your pick.
The container that came with a bottle of gin this winter, which is ostensibly on the desk to hold pens and pencils,
Kat's wind-up toy, which doesn't roll well because the wings are too heavy, along with two printer cartridges I haven't sent for recycling because they stopped including the little envelopes in the new packages,
Two Speed Racer cars, in honor of my first crush on a man, one of which makes screeching noises when you move it.