C'mon Grab Your Friend: The Adventure Time Quiz

Jeremy Shada, an actor from Boise, Idaho, performs the voice of Finn the Human in "Adventure Time." His older brother, Zack Shada ("Ice Age: The Meltdown") performed the voice of Finn in the show's pilot episode.

In their efforts to bring dead Candy People back to life, Finn and Princess Bubblegum whip up a decorpsinator serum, unleashing an army of candy zombies.

The first episode of "Adventure Time" aired on April 5, 2010. In the episode, Finn saves the land from Candy People zombies, then goes on to save Jake from turning into a Lumpy Space creature.

Princess Bubblegum is a benevolent and intellectually curious royal whose interests range from rocket science to turtle farming.

Beemo is Finn and Jake's roommate, but also functions as a video game system, camera and alarm clock.

Science is the name of Princess Bubblegum's lab rat that, incidentally, is made of candy corn.

Princess Bubblegum, ruler of the Land of Ooo, says, "The answer was so simple, I was too smart to see it" in season 1, episode 1.

In the "Slumber Party Panic" episode, Finn discovers that candy people explode when terrified.

The Ice King collects six princesses so that he can select one to marry. "You can't just rush into it, you know," says the Ice King.

Tree Trunks, a yellow elephant, lives in Candy Kingdom and loves baking apple pies. She speaks with a Southern drawl.

In the "Ocean of Fear" episode, which debuted on June 21, 2010, it's revealed that Finn is afraid of the ocean.

Jake is Finn's best friend, but this wise dog can do something else, too. Jake is a shape-shifter and uses this magical ability to get the Adventure Time gang out of tight spots.

Niki Yang is the actress who performs the voice of Lady Rainicorn. In 2014, she won a People's Choice Award for her "Adventure Time" role.

Like real-life dogs, the fictional Jake cannot eat chocolate for its deleterious effects. He drops this knowledge on the Candy People in season 1, episode 1.

In "Finn the Human," Finn and Jake follow The Lich through a portal and, through a series of granted wishes, Finn and Jake become real and live together on a farm. It's the first episode of season 5.

Me-Mow's greatest ambition is to join the Guild of Assassins. He unsuccessfully tried to take out Wildberry Princess and remains a dangerous foe.

The Enchiridion is actually an ancient Greek tome offering ethical advice, written by a disciple of the philosopher Epictetus. In "The Enchiridion" episode in season 1, Jake and Finn go on a quest to obtain the book.

The Earl of Lemongrab rules the Land of Lemongrab and is heir to the Candy Kingdom. As he awaits the throne, his impatient and stubborn personality traits shine.

John DiMaggio is the actor who performs the voice of Jake for the "Adventure Time" series. He also performs the voice of Bender on "Futurama."

Jake says, "Dude, suckin' at something is the first step to being sorta good at something," in the "His Hero" episode from season 1.

Peppermint Butler is Princess Bubblegum's butler. He's had a few mysterious brushes with death, but remains her loyal helper.

In the "Beautopia" episode, Finn told Jake, "Oh, I'm coming with you alright. But only to be… disruptive and obnoxious."

Marceline, also known as the Vampire Queen, spends her time roaming the Land of Ooo. She is more than 1,000 years old.

Fionna is a female version of Finn, but retains the same adventurous and brave qualities as her male counterpart.

The Flame Princess has a temper and is prone to bursting into flame when aggravated. This doesn't stop Finn from developing romantic feelings toward her.

In the show's alternate universe, Prince Gumball is the male version of Princess Bubblegum. His voice was performed by Neil Patrick Harris.

"Mathematical" and, sometimes, "algebraic," are Finn's catchphrases.

The female version of Jake is a cat that also has his body-morphing powers.

In "The Duke" episode, the Duke of Nuts shows his forgiving side by saying, "People make mistakes. It's a part of growing up, and you never really stop growing."

Lady Rainicorn, as the name suggests, is a rainbow-colored unicorn. She is Princess Bubblegum's pet.