At sleep-away camp, Jessi befriends her trans cabinmate, and Nick discovers his two best friends have a little too much in common.

While Jessi deals with menstrual mayhem, Nick tries to avoid showering with the guys, and Missy gets a makeover from her cousins in Atlanta.

On the last night of camp, bowel problems, a talent show and a hookup lead to hurt feelings. Back home, Jay and Lola throw a pool party.

After seeing their eighth grade classmates coupled up, Nick and Andrew make a play for two seventh grade girls. Jessi adjusts to life in the city.

On a trip to the 9/11 museum, Nick and Andrew sneak off to meet Jessi, Devon teaches Missy about code-switching, and Coach Steve gets a rude surprise.

Thirty years in the future, rich but lonely game show host Nick prepares to flee a dying Earth. But first, he has to track down the perfect plus-one.

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

Wracked with guilt, Andrew tries to keep his urges in check. Matthew's mom ices him out of the church bake=off after reading his texts.

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

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

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

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

As Walter the love bug coaches Nick on matters of the heart, Jesse gets fired up about protesting the school's problematic mascot.

Unrequited love and jealous rivalries turn the friends into seething beasts. Andrew gets a little too invested in a substitute teacher.

Missy tries to show her cousins she's not a dork, Andrew takes a stand against his dad's turkey tyranny, and Jesse hopes for a Thanksgiving miracle.

While Jessi sorts through her feelings for Ali, Nick joins Devon for a boys' night, Andrew shows off his new persona, and Missy starts a rumor online.

Emboldened by their new monsters, Missy and Nick descend into a hate spiral. Meanwhile, Jay puts on a big show to win back Lola.

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

On a Birch family ski trip, Leah prepares to go all the way with Val, and Andrew hits it off with a fellow ski noob. Matthew helps Jay out of a slump.

Nick follows Walter to the land of monsters and demands to see the person in charge. A New Year's Eve party inspires a flurry of grand gestures.

After being snowed in with their families, the restless friends flock to Bridgeton's latest make-out spot. A new classmate catches Missy's eye.

A DNA test leads Nick to uncover a wee family secret. Jay insists on introducing Matthew to the Bilzerian clan. Andrew puts his lovebug to the test.

From itching to grooming to late blooming: There's no shortage of fodder for shame maven Rita St. Swithens in this special episode.

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

While Andrew prepares for a momentous evening with Bernie, Nick sets out to meet his secret grandfather, and Jay cooks up some romance for Matthew.

The voice of a slick, new tech accessory hypnotizes people into doing things they wouldn't normally do. Missy grapples with the concept of sin.

Lola hits the jackpot — in more ways than one. Missy takes her dad to Elijah's church. The Birches make a plan to get rid of their new housemate.

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

While Andrew and Nick deal with parental crises, Jessi meets her new sibling, and Matthew realizes he's made Jay into a different person.

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 hosts while Jay evades his terrifying brothers.

A doctor puts Andrew on testicular rest, Nick asks Jay to help him get in shape for high school and Jessi becomes fascinated by Caitlin's breastfeeding.

With no distractions, Andrew's schoolwork improves — winning his father's praise. Jessi goes a little too far when trying to emulate cool, mature Leah.

While Andrew and Nick follow Judd to Brooklyn to score drugs, Jay gets jealous of Kurt and Lola's relationship, and Jessi oversteps at Matthew's house.

As graduation day nears, Nick must decide if he will attend Cobblestones Academy while Andrew goes on an apology tour after being voted "Grossest Human."

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

Andrew takes a liking to his new neighbor — and her mom. Nick wants to be more than Danni's friend, but her entanglement with Travis gets in the way.

At their first high school party, Andrew discovers his talent for drinking games, Nick hopes for a shot with Danni, and Missy meets a potential rebound.

During a sleepover, Jay teaches Andrew how to defend himself against bullies. Then, Missy gets overwhelmed while back-to-school shopping with Jessi.

The Big Mouth kids start high school! Andrew looks inside himself to solve his problem with Pumbaa while dread stops Missy from attending her first day.