Glo Worm was a stuffed worm that glowed in the dark when you squeezed it. It even came with its own nightcap ready for bedtime. Glo Worm was THE hot toy in 1982 and sold out almost immediately at Christmas. With the success of huggable worm that glowed, a line of story books, night lights, videos, and other merchandise followed. In 1986 a line of hard plastic toys was released.