My Dogs are Smarter (Or, Has anyone seen my slippers?)

In a surprise move, my wife got off from the shop a bit early and came home to meet me for dinner last night before heading back to close and lock up. Unbeknownst to me, she was greeted with a small surprise at coming through the door (had I been observing the proprieties of cell-phone etiquette and had mine on in the car, I would have learned of it earlier).

She found Lacy tucked under a table with one of my wife's slippers next to her and the other in her mouth. A few feet away there were a couple of tiny pieces from one of my slippers as well.

Dad was a bad man: I hadn't shut the doors behind me before leaving for work. A quick look-through of the closet revealed that mine were nowhere to be found. Though we have our suspicions...