Perfectly normal to have a vegetarian pet thats supposed to be an omnivore (I had a vegetarian rat), but in my experience a dog that eats grass is doing so because it has an upset stomach.
plant him a pot of wheatgrass, its better than whatever crap is on your lawn.
Think your dog is stupid. :/
Met the ghost of Stephen Foster at the Hotel Paradise
This is what I told him as I gazed into his eyes
Ships are made for sinking, whisky made for drinking
If we were made of cellophane we'd all get stinking drunk much faster...