So he did what any wild tinkerer and part-time scuba diver ... Make sure the false body on the back is filled out, Cornblatt says .He used household items such as swimming pool noodles and a baby ...

Well, it looks like you have all the materials for a perfect scuba diver costume. Simple steps: paint the two liters black, tape them together and make some straps out of tape to wear like a backpack.