Episode
Big Mouth: Why Do We Go Through Puberty?
Overview
After Nick has a sudden growth spurt, Ms. Dunn takes the class inside the body of a teenager to learn about the wonders of puberty.
Details
- Series
- Big Mouth
- Season
- Season 8
- Episode
- Episode 3
- Air date
- 2025-05-23
- Runtime
- 28 min
Episode context
Why Do We Go Through Puberty? is Episode 3 in Season 8 of Big Mouth. It aired on 2025-05-23. The runtime is 28 min.
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Episode 2: Cliques, Pricks, and Sonic's Dick
Jessi and Jay pair up to parent a melon "baby," Missy faces her fears, and Nick and Other Andrew try to fit in with a group of ultra-rich kids.
Episode 4: Lola Skumpy: License to Drive
A reckless Lola gets behind the wheel, and Jessi and her mom have a really big fight. Nick's mother finds his "special shirt" while cleaning his room.
More episodes from this season
Episode 1: Homecumming
With a big dance approaching, FOMO's everywhere: Missy misses school, Matthew dives into the deep end — and Andrew suspects that Other Andrew is evil.
Episode 5: Am I Smoking Too Much Weed?
Depression Kitty convinces an anxious Jessi to care less. Nick attracts Devin's attention, and the Robotics Club takes an overnight field trip.
Episode 6: Everyone Watches Porn
Matthew explores his sexual preferences, Nick says the wrong thing, and Missy uses Andrew to make Nate jealous. Jessi finds a surprise on Camden's phone.
Episode 7: Have Some Goddamn Compassion
Connie recruits a Compassion Pachyderm to teach the kids how to see things from another point of view. Andrew sets out to steal Missy's man.
Episode 8: Horny Talky Yes Please
Missy's Lovebug steps in to solve a problem, and Jessi practices enthusiastic consent. Nick tries life without porn. Lola gives Jay's dog a makeover.
Episode 9: Everything We Forgot to Tell You About Sex
In honor of the show's next-to-last episode, Maury and Connie dive into the "Big Mouth" mailbag to answer curious fans' burning questions.
Episode 10: The Great Unknown
As the kids creep closer to adulthood, a memorable finale takes them back to where it all began to say goodbye — and face the future.