Hefty the deeg (also known as Hefty the dog or Rover if you want to get technical!, and is the head of the religion known as DEEGISM! in this belief the only thing you need to do is feed the dog known only as hefty!) hefty is the absolute 0 of weight. it cannot be surpassed. and will always have a bigger weight than any other dog. he is a fat deeg. so deal with it!