>> i can work at mcdonald's tomorrow. >> there are no sauce on the fingers, no drops on the tie. >> reporter: when it comes to sloppy eating, this is the big leagues. sandwich and snack 2011. the annual paris exposition of everything connected to eating with your hands. in the packaging line, the competition is rough. the classic styrofoam clam shell may be a diversion these days, everyone else has jumped on the echo friendly band wagon. the wrapper invented by green industries, it was grabbing the attention of many. the son of the inventor says his son was inspired by an out of control hambur...