The next morning, however, as the couple prepared to head off to work, the dog began coughing again. Worried once more, Alex thought it best to stay home that day, too. And sure enough, that was probably the exact response Sullivan had been hoping for.
Later on, Alex took Sullivan to the vet in hopes of pinpointing his apparent illness. After a few tests, it was concluded that the dog was actually totally healthy. That cough? FAKE.