Grey's Anatomy : Meredith And Derek Dog's 'Doc' died

Season 2 Episode 27 (Losing My Religion) Doc's cancer spread to his brain and they made the descision to put him to sleep. Although Finn had the means of diaposing him Meredith didn't want him thrown away like a garbage and so Derek agreed to have him buried at the clearing by the trailer, overlooking the water. After he was given the injection, Meredith and Derek stayed with him while he died.