Unless you've been living under a rock for the past several holiday seasons, you've likely heard about a certain doll who lives ... completely know yet how Elf on the Shelf works, or understand ...

That little red Elf on the Shelf can be a pain in the neck for parents ... The sweet-faced snoop, a 10-inch doll that each family assigns a special name, creeps into homes and spies on children ...

For a truly cheeky prank, the actress draped the festive doll over a bathroom sink ... all supposedly caused by the rebellious elf off of its intended shelf. One clip showed their staircase ...

As Christmas quickly approaches, it's time to think about important seasonal topics such as presents, trees, stockings and, of course, Elf on the Shelf! This holiday activity brings plenty of joy ...