reporter: actually one of the cheesiest jokes involved crust, not cheese. the edible box by dominos s u.k. they call it the edibox for short. when it rains jokes it powers. the world s first branded aromatic rain. reporter: customized scents injected into water molecules? we can make the rain smell like french fries. reporter: come in owl of the downpour and pour yourself a samuel adams helium beer. infusing beer with helium it s slightly dry. reporter: helium was big this april fool s. the kings college choir in england announced that high vocal parts will now be performed by ail toes breathing helium. politicians got into the spirit. ted cruze showed off his winston churchill tattoo. my wife was fairly astonished. reporter: and bill clinton unveiled his new twitter background photo, a parody of a famous shot of hillary that went