Star Trek Movie After Credit Scenes, Part I.

Whether it's the Marvel Cinematic Universe movies or "Ferris Bueller's Day Off" - after credits scenes can sometimes add a comic element or a sneak peak to a sequel. Darren, Daniel, and Phillip go through The Original Series movies and add their post credits scene to Star Trek: The Motion Picture (I) to Star Trek VI: The Undiscovered Country. Which of their scenes do you think fits the best? What would after credits scene would work best for the TOS movies?