is the twelfth episode of the first season of the animated series Adventure Time , which originally aired on May 17, 2010. It is a pivotal episode that introduces Marceline the Vampire Queen , who becomes one of the show's most beloved and complex characters. Plot Summary
The episode begins on a dark and rainy night at the Tree Fort. Finn and Jake's cozy evening is interrupted when Marceline arrives and claims ownership of the Tree Fort, revealing that the "M" carved into its side stands for her name. Because she is a vampire and physically stronger than them, she "evicts" the duo, forcing them into the wilderness. [S1E12] Evicted!
This episode features the song "House Hunting," which highlights Marceline's thousand-year-old perspective on morality. is the twelfth episode of the first season