It's yet another dog in a sweater!!! Here are the previous ones - 1, 2, 3, 4, 5, 6 and 7 - send me photos of your dog wearing a sweater and I will post them!
"Here's my fat man in a little coat. This actually is a baby onesie that I bought for a friend and well never ended up giving to her sooo Calvin my fat little pug made good use of it."