While everyone is dealing with the death of a classmate, Jenna is also dealing with the after-effects of her recent pregnancy scare.

Jenna worries that her relationship with Matty may be on the rocks, and tries to avoid having "the talk" after her pregnancy scare.

When Jenna's dad learns that she's on the pill he reacts badly and calls Matty's parents. Meanwhile Sadie must deal with how an injured Lissa affects the cheer squad.

Jenna and the gang crash an upscale Halloween party and Jenna gains a new perspective on her life and friends. Sadie retrieves a golden trophy that she believes is rightfully hers and meets a potential new friend in the process.

Jenna feels guilty about a school tradition of a dance involving elaborate invites that highlights couples and makes singles feel inferior. Matty learns to dance.

Jenna is conflicted when new guy Collin keeps popping up in her creative writing fantasy assignment. Ming throws down when Becca gets Fred Wu expelled and transferred to a school in Idaho.

After an impulsive make out with Collin, Jenna resolves to end her infidelity before Matty finds out.

What really happened at the surprise party, and are Jenna and Matty done for good? Only they know for sure, but all their friends recount the fateful event and try to connect the dots.

Jenna decides to throw a bbq in the hopes of warming her friends up to her and Collin's budding relationship. But when their support is withheld in more ways than one, Jenna takes drastic measures against her besties.

At Val's behest, Mr. Hart's class writes and produces their own after school special, and the cautionary tale they come up with looks awfully familiar.

The backlash of Jenna's discord with her friends leads her to a night on the town. But what should have been a night to blow off steam becomes a night she needs to be rescued from.

It's time for Jenna to get back on the straight and narrow, but she's done more damage to her friends and family than a little campaigning can fix. Will they forgive her or will she have to go to extremes to right her wrongs?

After apologizing to her mom and her friends. Jenna believes she is ready to get back together with Matty.

Jenna and her Mom fight to get Val's job back while the Chinese Mafia does some housekeeping. Prom dates are lining up while Jenna waits for the expected invite from Matty.

Jenna is challenged to question who she wants to be in this epic season finale.