Shelldon helps Crabby earn his G.E.D., Crabby helps Shelldon in turn to stand up to a bully.Shelldon helps Crabby earn his G.E.D., Crabby helps Shelldon in turn to stand up to a bully.Shelldon helps Crabby earn his G.E.D., Crabby helps Shelldon in turn to stand up to a bully.