Season
Episode
- Episode 1: Substitute Bead Chain Karaoke
- Episode 2: Smoker's Showdown: The Last One Standing in a Cigarette Endurance Challenge, and more
- Episode 3: A prank where you can't escape the world of a mystery drama until you find the culprit – it's insanely tough, and more
- Episode 4: Mr. Ossu's 'Ossu! Karate-do' Episode 4, and more
- Episode 5: Monster Love 'The Aftermath', and more
- Episode 6: Partner's Gaze-Smoking Area Challenge, and more
- Episode 7: Eye Mask Removal Challenge, and more
- Episode 8: The theory that encountering the 'Sand-Throwing Old Woman' in your room is the worst scenario, and more
- Episode 9: The theory that Wednesday's Downtown is still being illegally uploaded everywhere
- Episode 10: The theory that a 'Fight/Forms' tournament surprisingly gets exciting, and more
- Episode 11: Double Collab Uncle Prank, and more
- Episode 12: 30-1 Grand Prix 2023
- Episode 13: Scary theory: meeting a 'new manager' only to get a call from the real one saying, 'I don’t know him'
- Episode 14: The theory that you can identify your partner just by their snoring, whether it's your wife or your comedy partner, and more
- Episode 15: If there was a ghost behind Cool Poco., the skit would stop at the 'Naa~ni?' part, and more… Everyone's Theory Special
- Episode 16: The theory that if a trio comedian loses one member and is left alone with the 'useless' one, they won't continue the duo, and more
- Episode 17: The theory that it's possible to continue a crazy shoot without the guest noticing, and more
- Episode 18: 2nd Tag Sumo Strongest Duo Championship, and more
- Episode 19: 2nd 'No One Has Done It Yet' Impersonation Championship
- Episode 20: The theory that Mariotto is no longer available anywhere, and more
- Episode 21: The theory that Generation Z wouldn't notice if all the footage from the 'crazy Showa era' was fake.
- Episode 22: The theory that even in a situation where your partner has collapsed and the outcome is uncertain, you’ll still get hungry and sleepy as time passes, and more
- Episode 23: Real Breakup Prank, and more
- Episode 24: Comedians' Marriage Old Maid Challenge
- Episode 25: The theory that if you're in costume and the staff reveals you, it's game over, and more
- Episode 26: The theory that in any industry, you can reach the top from the bottom if you go through three people, and more
- Episode 27: The theory that if commenting 'Do you still have a nose?' after a nose hook prank is a sign of a failed comedian, and more
- Episode 28: The theory that no matter how crazy my fiancée's family is, I can't back out after proposing
- Episode 29: 1 Million Yen Battle Royal Cage Match, and more
- Episode 30: Masked Man Journey: elimination on reveal, and more
- Episode 31: Gathering people wearing the same baseball cap in the street for a baseball showdown, and more
- Episode 32: Wednesday Downtown: Surprising First Appearance Special
- Episode 33: Double Match-Fixing Showdown, Episode 4, and more
- Episode 34: The theory that if you wear a school uniform, you can pass as a high school student no matter your age, and more
- Episode 35: The theory that after playing the 'There's someone there' prank, it’s really scary if you come home to find someone in your house due to being off guard
- Episode 36: The theory that when you're spinning your arm to signal 'Go to home!', a lariat from the third base coach is inevitable - Everyone's Theories Special
- Episode 37: The second installment of the prank where you can't escape the world of a mystery drama until you find the culprit — it's an incredibly exhausting theory
- Episode 38: he second installment of the prank where you can't escape the world of a mystery drama until you find the culprit — it's an incredibly exhausting theory - Part 2: The Final Episode
- Episode 39: Tag Sumo Weakest Duo Championship, and more
- Episode 40: The gamble of whether a customer at Tenkaippin will order 'Kotteri' or 'Assari'
- Episode 41: Slippery-1 GP
- Episode 42: Slippery-1 GP ~ Final Round
- Episode 43: A self-proclaimed producer offers to get someone on "Wednesday Downtown" for 1 million yen
Wednesday Downtown 2023 Smoker's Showdown: The Last One Standing in a Cigarette Endurance Challenge, and more
Everybody has theories that they personally cling blindly to regardless of proof or scientific validity. In this entertaining information program, a host of celebrities present their cases for pet theories to studio guests by any means be it academic argument or laughably “out there” logic. Can their theories gain acceptance? Or will they be discarded as pop science that only adds confusion to the world? Find out through exhaustive examination including on-location experiments!
