Shane makes a deadly sacrifice which leads to unusual behavior and self-distancing. The rest of the group tries to hang on somewhere between living to die and dying to live.

Concerned for their safety, the group makes a plan – one that Hershel disagrees with adamantly. He makes it clear the group is fine to stay for now, but not…

Secrets are told and secrets are revealed. Hershel refuses to acknowledge the world’s new reality. Andrea comes out of her shell. Everyone is becoming more and more aware that “everything…

Hershel sets a deadline. All secrets are out in the open. Glenn stands up for himself and Shane takes charge.

Rick discovers a possible safe haven. Shane must go on a dangerous mission to get needed medical supplies.

The group desperately awaits Shane’s return. Shane finds himself trapped in a school, surrounded by the undead. Daryl and Andrea search for someone in the woods.

Rick and the group leave Atlanta and encounter a threat on the highway the likes of which they’ve never seen. Elsewhere, the group search for a missing person.

The doctors become nostalgic when George O’Malley’s mother, Louise, returns to Seattle Grace for medical help after a botched surgery at a neighboring hospital; the residents are inspired by a…

Teddy puts her husband’s life in the hands of her peers when Henry is sent to the OR for surgery and she’s called away on another case; Meredith and Derek…

A stampede at a comic book convention leads to an influx of colorful characters in the ER; Mark continues to make life difficult for Jackson; Ben returns and realizes Bailey…

The residents try their hardest to impress surgical great Catherine Avery-who also happens to be Jackson’s mother-when she arrives at Seattle Grace to perform a groundbreaking transplant surgery; Arizona and…

After being blackballed by most of the surgeons, Meredith uses Lexie to spark Derek’s interest in her patient’s rare brain tumor case and, in secret, gives guidance to April with…

Owen stresses teamwork and moves his leadership role over to the baseball field when he signs the doctors up for a baseball league, pitting them against their biggest competition, Seattle…

News of Meredith and Derek’s unsteady relationship raises a red flag for Zola’s adoption counselor; Alex quickly realizes that he has become the outcast of the group after ratting out…

The chief makes a decision that shocks everyone at Seattle Grace; Owen and Cristina attempt to find normalcy; April struggles in her new role; the 5th-year residents receive their first…

The fifth-year residents return for the first day of a year that will make or break their careers: Meredith faces the consequences of tampering with Derek’s clinical trial and is…

News of Meredith’s dishonesty in the clinical trial comes to light, leading to unanticipated consequences for her and others; Cristina finds herself in a compromising situation, which forces her to…

Richard is desperate for Derek and Meredith to accept Adele into their Alzheimer’s trial, but will Adele stand in her own way? Meanwhile Mark and Arizona have conflicting ideas of…

A cataclysmic event leaves the doctors shaken; Callie, on the verge of a life-changing moment, starts imagining about the hospital and her friends.

Everyone pulls together to help Callie and baby Sofia on their painstaking journeys to recovery in hopes of allowing mother and baby to finally meet; the sudden death of a…

As Callie and Arizona’s wedding approaches, the couple quickly realize that the day they’ve been looking forward to is not turning out the way they’d envisioned. Meanwhile Alex continues to…

Personal and work pressures are adding up and have Meredith visibly on edge, Owen conducts formal interviews for the Chief Resident position, Cristina grows increasingly defiant, Alex and Lucy’s undefined…

Derek breaks ground on his Alzheimer’s clinical trial and Meredith can’t help but feel left out; Bailey’s attempt to take the hospital into the age of new media with live…

Thatcher Grey, Meredith and Lexie’s father, returns to Seattle Grace with stomach pains and a new, twenty-something tattooed girlfriend, Danielle. Meanwhile, Alex clashes with the new OB, Dr. Lucy Fields,…

Meredith, looking to prove she is Chief Resident material, learns that anything and everything can happen in an hour’s time when she steps up to run the ER for a…

Meredith must choose between her fertility treatments and her eyesight when she begins having trouble seeing, Mark makes it clear to Callie and Arizona that he takes his role as…

A gunman opens fire at a local college, sending mass casualties to the hospital; Arizona’s return is not warmly received.

Arizona tries to reconcile with Callie, who has big news to share; Teddy faces an important decision; the residents receive new interns; the Chief makes an announcement.

Secrets are told and secrets are revealed. Hershel refuses to acknowledge the world’s new reality. Andrea comes out of her shell. Everyone is becoming more and more aware that “everything…

Hershel sets a deadline. All secrets are out in the open. Glenn stands up for himself and Shane takes charge.

Concerned for their safety, the group makes a plan – one that Hershel disagrees with adamantly. He makes it clear the group is fine to stay for now, but not…

Rick discovers a possible safe haven. Shane must go on a dangerous mission to get needed medical supplies.

The group desperately awaits Shane’s return. Shane finds himself trapped in a school, surrounded by the undead. Daryl and Andrea search for someone in the woods.

Shane makes a deadly sacrifice which leads to unusual behavior and self-distancing. The rest of the group tries to hang on somewhere between living to die and dying to live.

Rick and the group leave Atlanta and encounter a threat on the highway the likes of which they’ve never seen. Elsewhere, the group search for a missing person.

The guys rub sunbathers the wrong way and steal from others’ grocery baskets.

The guys approach strangers with humiliating one liners on the street, play a word game in a grocery store, and compel shoppers to hop in a trunk at a car…

The guys compete to embarrass each other, tackling speed dating with the world’s worst pickup lines, reading phony fortunes on the boardwalk, and getting too personal with shoppers in the…

The four jokers “cook up” some fun at a local burger joint, scam tourists, and prepare a trick for customers at a warehouse store.

Jenelle is living in her car with Kieffer; Leah is devastated to learn Ali will have to be sedated for an MRI; Chelsea re-tears her ACL; and Kailyn can’t afford…