In 1982, a snuggly light-up worm entered the bedrooms of kids across the U.S. Known as Glo Worm, the plush larva in pajamas was essentially the world's cuddliest night-light. It was followed by the Glo Worm Criblight and the Glo Worm Light and Learn a worm-themed board game that used a glowing worm pointer to identify a player's progress in the game.