A possible concise summary is:
The hosts of Buzzfeed Unsolved Postmortem answer questions from fans about their investigation of the Farnsworth House, a haunted inn in Pennsylvania. They talk about their costumes, their baby voices, their spirit box responses, and their fan Halloween costumes. They also tease the next episode, which features a haunted mansion with some A-list ghost guests.
Here are the key facts extracted from the text:
1. The episode of BuzzFeed Unsolved being discussed is about the Farnsworth House.
2. The hosts shot five episodes of the season in one chunk, which is unusual for them.
3. The hosts wore costumes for the episode, which were hot and uncomfortable.
4. Ryan Bergara doesn't believe in ghosts and often makes jokes during investigations.
5. The hosts had to film in tight spaces and hallways at the Farnsworth House.
6. The hosts had a small crew, including a cameraman, sound engineer, director, and line producer.
7. The hosts had to cut a scene from the episode because it didn't actually happen.
8. Ryan Bergara thinks that ghosts don't enjoy the hosts' company and aren't trying to communicate with them.
9. A fan suggested that a ghost might have been referring to the Battle of Chattanooga, which started on November 23rd.
10. The hosts reviewed evidence and found a spirit box response that seemed to say "R train left," but later realized it was just a mix of sounds.
11. The hosts appreciate fan-made costumes and shared some examples on the show.
12. The next episode of BuzzFeed Unsolved will feature a haunted mansion and potentially significant ghostly guests.