As Andrew falls under the spell of the randy Hormone Monster, his buddy Nick becomes obsessed with t...

A field trip goes from awkward to mortifying as Jessi navigates the demands of coupledom and gets he...

A trailer for a new movie starring The Rock leaves Andrew questioning his sexuality. Jessi and Nick'...

While the boys head to Jay's for a testosterone-fueled sleepover, Jessi throws a party of her own an...

A steamy novel making the rounds at school inspires Jessi to explore her own sexuality -- and leaves...

Nick drags Andrew into the city to visit an old camp crush, but the day doesn't go as planned. Jay e...

Andrew struggles to keep the Hormone Monster in check as he works with Missy on a science fair proje...

When Leah hosts a party for the high school drama crowd, Nick wrestles with a romantic dilemma, and...

Family blowups, secret liaisons and an unflattering dress make Jessi's bat mitzvah a night to rememb...

Andrew tries to drown his sorrows in a sea of porn, only to become hopelessly addicted. Coach Steve...

Andrew struggles to blend in after a growth spurt, Nick worries his hormones are out of whack, and J...

A classmate's booming bosom sends the boys into a rapture -- and leaves the girls with a raging case...

As Nick tries to figure out whether he has a shot with Gina, a mortifying encounter with Leah sends...

Coach Steve finally gets his chance to do sex on a lady, Nick and Andrew go on a double date, and Je...

An argument in sex ed class turns into a skit-tastic journey through the worlds of Planned Parenthoo...

Jessi and Nick dip into her dad's stash of edibles, with mind-bending results. Andrew searches for t...

While helping Greg move into a seedy bachelor complex, the boys and their dads debate what women wan...

A school sleepover turns messy as Nick dishes on a makeout session and the Shame Wizard works his mi...

Nick tries to lighten the mood at the sleepover with a new twist on Truth or Dare. The Shame Wizard...

After traveling through a magic portal to puberty headquarters, Nick seeks out a new Hormone Monster...

Sappy cards. Stupid clichés. And so much pressure. For Andrew, Nick, Jessi and friends, Valentine's...

When a shop class mishap inspires a sexist dress code, Jessi rebels, Missy struggles to keep her alt...

Nick is bewitched by his cool new phone. A call from "Pharmacy Boy" turns Matthew into a nervous wre...

Cellsea goads Nick into posting a risqué video, Maury urges Matthew to speed things up with Aiden, a...

While Nick tags along with the Gloubermans on a wild road trip to Florida, Jay discovers he's been "...

Connie gives Jessi a crash course in female pleasure, Maury tries to talk Andrew into sending a dick...

The ghost of Duke Ellington takes Nick and friends on a journey back in time to 1913: the year he lo...

As the friends feverishly swap lists of the hottest kids at school, newcomer Ali stokes the flames b...

A big standardized test sends everyone into a panic -- except for Jay, who just scored an Adderall p...

A provocative school musical unleashes Missy's inner thespian -- and her new Hormone Monstress. The...

When a freak storm gives everyone new superpowers, tensions between Andrew, Nick and friends boil ov...

At sleep-away camp, Jessi befriends her trans cabinmate, and Nick discovers his two best friends hav...

While Jessi deals with menstrual mayhem, Nick tries to avoid showering with the guys, and Missy gets...

On the last night of camp, bowel problems, a talent show and a hookup lead to hurt feelings. Back ho...

After seeing their eighth grade classmates coupled up, Nick and Andrew make a play for two seventh g...

On a trip to the 9/11 museum, Nick and Andrew sneak off to meet Jessi, Devon teaches Missy about cod...

Thirty years in the future, rich but lonely game show host Nick prepares to flee a dying Earth. But...

The kids at Bridgeton Middle explore enthusiastic consent, feminine pleasure, coercion and more in f...

Wracked with guilt, Andrew tries to keep his urges in check. Matthew's mom ices him out of the churc...

A trippy haunted house hosted by Kappa Kappa Kill forces each of the friends to reckon with their bi...

Forced out of his own body by his smug alter ego, Nick fights back - with help from his friends and...

To get his mind off Lola, Jay begs his pals to join him in a monthlong challenge. Missy's caught off...

Eager to get his mojo back, the Shame Wizard drops in on swim class to torment the kids with bodily...

As Walter the love bug coaches Nick on matters of the heart, Jesse gets fired up about protesting th...

Unrequited love and jealous rivalries turn the friends into seething beasts. Andrew gets a little to...

Missy tries to show her cousins she's not a dork, Andrew takes a stand against his dad's turkey tyra...

While Jessi sorts through her feelings for Ali, Nick joins Devon for a boys' night, Andrew shows off...

Emboldened by their new monsters, Missy and Nick descend into a hate spiral. Meanwhile, Jay puts on...

Classic holiday stories get a naughty makeover in this special episode hosted by puppet versions of...

On a Birch family ski trip, Leah prepares to go all the way with Val, and Andrew hits it off with a...

Nick follows Walter to the land of monsters and demands to see the person in charge. A New Year's Ev...

After being snowed in with their families, the restless friends flock to Bridgeton's latest make-out...

A DNA test leads Nick to uncover a wee family secret. Jay insists on introducing Matthew to the Bilz...

From itching to grooming to late blooming: There's no shortage of fodder for shame maven Rita St. Sw...

A viral quiz about naughty deeds sparks arguments and unlikely new friendships. Matthew plans a baby...

While Andrew prepares for a momentous evening with Bernie, Nick sets out to meet his secret grandfat...

The voice of a slick, new tech accessory hypnotizes people into doing things they wouldn't normally...

Lola hits the jackpot — in more ways than one. Missy takes her dad to Elijah's church. The Birches m...

Elijah tries to figure out why he doesn't have the same urges as his friends. A jealous Andrew hops...

While Andrew and Nick deal with parental crises, Jessi meets her new sibling, and Matthew realizes h...

A sudden outbreak of body-swapping yields awkward situations and poignant revelations galore.

With two months left in eighth grade, the incoming freshmen tour their new high school with junior h...

A doctor puts Andrew on testicular rest, Nick asks Jay to help him get in shape for high school and...

With no distractions, Andrew's schoolwork improves — winning his father's praise. Jessi goes a littl...

While Andrew and Nick follow Judd to Brooklyn to score drugs, Jay gets jealous of Kurt and Lola's re...

As graduation day nears, Nick must decide if he will attend Cobblestones Academy while Andrew goes o...

Big Mouth goes global for a very special episode as Maury and Connie take a closer look at how kids...

Andrew takes a liking to his new neighbor — and her mom. Nick wants to be more than Danni's friend,...

At their first high school party, Andrew discovers his talent for drinking games, Nick hopes for a s...

During a sleepover, Jay teaches Andrew how to defend himself against bullies. Then, Missy gets overw...

The Big Mouth kids start high school! Andrew looks inside himself to solve his problem with Pumbaa w...

With a big dance approaching, FOMO's everywhere: Missy misses school, Matthew dives into the deep en...

Jessi and Jay pair up to parent a melon "baby," Missy faces her fears, and Nick and Other Andrew try...

After Nick has a sudden growth spurt, Ms. Dunn takes the class inside the body of a teenager to lear...

A reckless Lola gets behind the wheel, and Jessi and her mom have a really big fight. Nick's mother...

Depression Kitty convinces an anxious Jessi to care less. Nick attracts Devin's attention, and the R...

Matthew explores his sexual preferences, Nick says the wrong thing, and Missy uses Andrew to make Na...

Connie recruits a Compassion Pachyderm to teach the kids how to see things from another point of vie...

Missy's Lovebug steps in to solve a problem, and Jessi practices enthusiastic consent. Nick tries li...

In honor of the show's next-to-last episode, Maury and Connie dive into the "Big Mouth" mailbag to a...

As the kids creep closer to adulthood, a memorable finale takes them back to where it all began to s...