As well as copious amounts of beer. The Grinch is not one for showering or bathing, claiming to do so at most once a month, so there's no doubt the Grinch's body doesn't smell rather pleasant. In particular, his armpits emitted a thick strong odor that can only be described as, spoiled onions rotting in death juices. This is mainly because the Grinch puts discarded onions on his already smelly pits to as he puts it, freshen them up. And his feet weren't much better.