Episode Rankings
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Every episode of The 21-Day Theory ranked from best to worst. Let's dive into the Best Episodes of The 21-Day Theory!
Using the 21-Day Theory, a determined woman pursues a wealthy man to prove he's straight—but the truth defies her expectations.
"Episode 1" is the best rated episode of "The 21-Day Theory". It scored /10 based on 0 votes. Directed by Unknown and written by Unknown, it aired on 1/17/2025. This episode scored 0.0 points higher than the second highest rated, "Episode 2".