Adventure Time: Princess Bubblegum, Ricardio The Heart Guy

Princess Bubblegum tells Finn about a book for heroes called "The Enchiridion". They embark on a quest for the book, and are tested at every turn.

There's a new guy in the Candy Kingdom, and his name is Ricardio. Finn is super jealous and believes Ricardio's intentions toward Princess Bubblegum are less than honorable.

The Earl of Lemongrab (one of Princess Bubblegum's experiments gone wrong) claims the throne from thirteen year old Princess Bubblegum because she's too young so Finn and Princess Bubblegum try to knock him off the throne by pranking him which only resulted in people being thrown in the dungeon so Princess Bubblegum turns herself back to eighteen which makes Finn heartbroken.

The Ice King enter a wizard contest, with the winner receiving the newly restored Princess Bubblegum's kiss but when Finn and Jake realized what the prize was they enter to stop Ice King from winning.

Princess Bubblegum must rally her forces when the Candy Kingdom is rocked by a massive assault.

It's Election Day in the Candy Kingdom but Princess Bubblegum's attention is diverted by a mysterious presence in the sky

Bubblegum teams up with Marceline to face a threat to her homestead's citizens.

When Ice King's magic crown goes haywire, Marceline and Princess Bubblegum resort to extreme measures to help him.

A mysterious craft invades Ooo and Finn believes it may hold the secrets to his past.

A long-lost artifact causes Princess Bubblegum to harken back to the creation of the Candy Kingdom.