Fuzzy and Time, greyhounds who spent their early years at the track are retired. Now they are "40mph couch potatoes"- either bolting or lounging. Their human companion and greyhound rescue advocate, Robin, says about greyhounds, "they are like potato chips . . . you can't have just one." She says that they are sweet, loving, calm, and funny. I want to hear why they are funny.Digital painting created on the iPad.