[s2e15] The Last Mabelcorn 〈SECURE | 2027〉

Seeing the usually sweet Mabel and her friends engage in a high-octane fistfight with a unicorn is a comedic highlight [6].

The flashback scenes are some of the most visually striking in the series, cementing Bill Cipher as a truly terrifying antagonist [9].

"The Last Mabelcorn" (Season 2, Episode 15) is a fan-favorite Gravity Falls episode that balances a high-stakes supernatural quest with critical backstory regarding the show's overarching mystery [1, 2]. Plot Summary

The episode follows two parallel storylines as the threat of looms:

To protect the Mystery Shack from Bill, Ford reveals they need unicorn hair to create a magical barrier [3]. Mabel, being the resident optimist, leads Candy, Grenda, and Wendy to find the Celestabellebethabelle the unicorn [4]. However, the unicorn reveals herself to be a judgmental snob, claiming Mabel isn't "pure of heart" enough to deserve the hair [5]. After various failed attempts to become "perfect," Mabel eventually realizes the unicorn is a fraud who uses the "pure of heart" line just to get humans to leave her alone [6]. The girls end up taking the hair by force in a hilarious "magical" brawl [6].

This episode marks the first time we see the Rifts in detail and understand the true scale of Bill’s plan for "Weirdmageddon" [8, 9]. Notable Moments

Ford’s reluctance to share his past creates friction with Dipper, highlighting the theme of trust that permeates the second half of the season [7].