CNN Erin Burnett OutFront April 1, 2014 23:58:00
>> 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 perfo...