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Lady Rainicorn is Jakes girlfriend and later wife from Adventure Time. Her boyfriend is Jake the dog. Lady Rainicorn Jakes girlfriend in Cartoon Networks Adventure Time is a rainbow-colored unicorn that can fly.
Princess Bubblegum Ladys children and Jake are the only other. She only speaks Korean. Lady Rainicorn loves to hang out with everyone. She resembles a Unicorn but has a rainbow shaped body that can twist and turn in various manners.