My Marci McAdam badge that I bought in 2006. It features a bedtime-dressed AlexRian wearing a Pikachu long-sleeve PJ top and Jungle Bugs underoos. He's holding his wolf plushie. It is implied that he's wearing a diaper or pull up under his undies but it is not visible.
Marci Mcadam can be commissioned at http://furries.frithcat.com/