Episode 20

[The theory that foreigners who are good singers are also good at imitating Japanese artists' songs] [The theory that athletes unconsciously show their athletic movements in their daily lives] [The theory that people with "kun" or "chan" in their stage names are called by their juniors with "san" instead] [The theory that records of consecutive first-place finishes are stopped by unexpected things]

The show’s own verdict is on its page.