A 12-year-old boy and his best friend, wise 28-year-old dog with magical powers, go on a series of surreal adventures with each other.
Did You Know?
Princess Bubblegum's first name is Bonnibel, but only Marceline calls her by it. See more
Various animals/insects such as a bee and a worm fly around or move on the grass in the background during much of the ending credits in most episodes. See more
In the Korean dub of the show, Lady Rainicorn speaks English. See more
(End Credits Theme)
Performed by Ashley Eriksson See more