Putting on what looked like a harmonica holder with corn on it, Willis sloppily shared his vegetable with host David Letterman. "You can really just have corn all day long," Willis said with a mouthful of food. "You can also share it."
Willis' next invention was a bit more disgusting. Check out the actor's butter hat that compliments his hands-free corn doohickey.
For all those die-hard Letterman fans out there, here's a bonus video of his top 10 Late Show moments.