The Legend of Grimace Island is the 2nd episode of the TWAORM franchise. It was released on VHS in February 9th, 1999 at McDonald's restaurants.
Ronald McDonald and friends visit Grimace Island, home to all of the Grimaces. Grimace has a letter that was sent by an evil female pirate named One-Eyed Sally along with Blather, who is her accompanist. The two attempt to obtain the treasure on Grimace Island.
- This is the first episode to be released in 1999.