The appearance of Finn as an adult was based on Howard Keel 's character from the 1954 musical '' Seven Brides for Seven Brothers '' , which is a favorite of episode co-storyboarder Wolfhard . The episode was viewed by 2.75 million viewers and received a 0.6 rating among adults between the ages of 18 and 49 . Oliver Sava of '' The A.V. Club '' wrote positively of the way the episode focused on character development , noting that the episode bore similarities to both '' The Wizard of Oz '' and '' Captain America '' . Similarly , Colin O'Boyle of Geek Smash compared the episode to the '' Chronicles of Narnia '' by C.S. Lewis . For his work on the episode 's character designs , Andy Ristaino won an Emmy Award for " Outstanding Individual Achievement In Animation " at the 65th Primetime Emmy Awards , making it the series ' first Emmy win
65th Primetime Emmy Awards
65th Primetime Emmy Awards
Puhoy