We met Bob Slobbers at an adoption fair held in a pet store a few miles from our house. The dogs sat in a semi-circle, almost like a therapy group, in front of their individual crates. Billy and I split up, wandering around and reading the little biographies taped to each one. I found a scruffy mutt that seemed pretty cute. I turned to find Billy so I could show him and saw him sitting cross-legged on the floor in front of a hefty black Lab mix. They were locked in a stare-do