Will forms an a capella group and spends more time with them than he does with New Directions after he is asked to perform at the PTA meeting with some surprising additions to his group. Meanwhile, Kurt is under pressure in his life which isn't helped by Mercedes' newfound interest in finding a relationship.
When the Glee Club is left out of the yearbook because of budget cuts, everyone seems to be relieved that they won’t have to suffer the ridicule of years past. Everyone except Rachel, that is, who wants her legacy cemented in print. Meanwhile, Quinn makes it her mission to be in the Cheerios yearbook photo, and Will and Terri’s relationship is shaken to its core.
Fresh off their monumental win at Sectionals, New Directions is on top of the world. With an extra spring in their step, they get to work on new numbers for Regionals. But when Rachel and Finn’s budding romance hits a bump in the road after she becomes involved with a competitor, Jesse St. James , it threatens to derail the entire club. Mr. Schuester pays a visit to Shelby Corcoran, coach of Vocal Adrenaline, to confirm Jesse’s motives. Meanwhile, Will is newly single, but is he ready to take his relationship with Emma to the next level? And to top it all off, Sue Sylvester returns from her condo in Boca with a renewed focus on destroying Will and disbanding the glee club.
Mr. Schuester is concerned that the girls in the glee club are being disrespected and bullied by the guys. Looking to Madonna and her musical message of equality as inspiration, he challenges the entire team to choose Madonna songs as their next assignment in the hopes that the girls embrace her strength, independence and confidence and that the guys will see the error of their misogynistic ways. The glee club takes the assignment to heart as they perform some of Madonna’s greatest hits, including “Express Yourself” and “Like A Prayer.” Meanwhile, Kurt and Mercedes give Sue a vote of confidence with a makeover that is definitely in “Vogue”.
After a tough loss at Regionals, the glee club is back as the underdogs of McKinley High. When the school is faced with even more budget cuts, Mr. Schuester pushes the kids to help recruit new members for the club. Rachel and Finn disagree on new recruits, and aren’t sure they will be able to come together in perfect harmony.
When Brittany and the gang try to convince Mr. Schuester to let them do a Britney Spears number, he is reluctant to go that edgy. Meanwhile, an insecure Will is curious about Emma’s new beau, Dr. Carl Howell, so he convinces her to bring him in to talk to the kids about dental hygiene. While the dreamy doc inspires the girls to take their dental health more seriously, Will is left feeling worse than before.
It's all about wedding and parents with Kurt getting ready for his father Burt's upcoming marriage to Finn's mom Carole, Sue decides to compete by getting married as well which will lead to the introduction of an awesome guest star: Carol Burnett. Carol will play Sue's Nazi-hunting mother Doris, who comes to visit Sue in Ohio.
With Sue Sylvester coaching Aural Intensity, Blaine and the Warblers’ dynamic set list and tough judges Tammy Jean Albertson (guest star Griffin) and Sister Mary Constance (guest star Devine), the kids of New Directions decide the only way to win Regionals is to write and perform their own original songs. Meanwhile, Quinn is hell-bent on getting Finn back and ruling McKinley once again.
Sue Sylvester revives the school newspaper and decides to print a few inflammatory blind items. The glee club gains a whole new respect for Sam when they discover some interesting new information about his family life. Meanwhile, April Rhodes (guest star Chenoweth) returns to Lima and tries to convince Mr. Schuester to hit the road with her.
Rachel begins school at NYADA, where she meets junior Brody Weston (Dean Geyer) and starts classes with a tough dance instructor, Cassandra July (Kate Hudson). At McKinley High, the rebuilding of New Directions begins and Wade "Unique" Adams (Alex Newell) transfers to join the group. Kurt aids director Will Schuester in finding potential recruits, who include Marley Rose (Melissa Benoist) and Puck's half brother Jake (Jacob Artist).
The McKinley High production of "Grease" is being cast, and Artie recruits McKinley graduates Mercedes and Mike to help out with auditions. Competitors for the lead role of Danny include Jake and football player Ryder Lynn, while Marley and cheerleader Kitty are rivals for Sandy, the female lead. Will also has a big decision to make.
As their trophy from winning Nationals is being stolen – the New Directions start to think of what superheroes would do. As a conclusion, this weeks assignment is "Dynamic Duets". Romantic tension builds between Marley and two of the glee club's males, Jake and Ryder. Blaine checks in on the Warblers.
A tribute to the film "Love, Actually" with five different storylines all dealing with the holidays. Sam and Brittany live as if it's the end of the world as the Mayans know it. The Puckermans, including half-brothers Puck and Jake and their mothers, come together for Chanukah. Artie suffers a head injury in which he slips on ice and has an epiphany through a dream sequence. He wonders what may have happened if he was never in a wheelchair and glee club never formed. His black-and-white vision has Rory as his guardian angel, reminding him of who he was to the glee club. Kurt spends Christmas with Blaine and his father in New York, whilst discovering his father has prostate cancer. Sue struggles to get a Secret Santa present for Marley's mother, Millie, but has a change of heart after seeing Marley and Millie struggle.
The members of New Directions are back in action and take on their biggest assignment yet: the Beatles! As Will enlists the kids to pay homage to the classic song catalog from the Fab Four, Blaine and Kurt attempt to answer questions about their future together. Meanwhile, Rachel's New York ambitions take an unexpected turn.
The members of New Directions tackle their assignment of getting out of their comfort zones and determining whether they're more like "Katy" or "Gaga." Kurt holds auditions for his new band and must decide if he'll let in the overly bold performer, Starchild. Meanwhile, Jake gets closer to Bree as he and Marley grow apart.
Blaine believes he has the best plan to win Nationals, but he doesn't take the glee club's criticism too well when the students accuse him of being too controlling. Over in New York, Kurt also runs into control issues when the band disagrees over the venue of their first official gig that Kurt booked. Meanwhile, Sue reveals the story behind her iconic tracksuit and gets in touch with her feminine side.
As graduation approaches, Tina, Blaine and Sam band together to hold a senior "lock-in" at school, hoping to savor their last chance at hanging out together. But their plans are thwarted when Becky joins unexpectedly. Meanwhile, in New York, Elliot is stuck in the middle between Rachel and Santana's feud.
After Rachel's humiliating failure as TV actress, she comes home to Lima to figure out what she wants to do next. Upon discovering that Sue has banished the arts at McKinley, Rachel takes it upon herself to reinstate and lead the Glee Club. Meanwhile, Blaine, no longer in a relationship with Kurt, has moved home to coach the Warblers while Will is coaching rival Vocal Adrenaline, and Sam is the assistant coach for the McKinley football team.
All of Will’s hard work and dedication to the Glee Club and to fostering the talents and dreams of his students pays off in a major way, and everyone shares in the feeling of joy that permeates the school as teachers and students reflect on their shared journey. Old rifts and wounds are healed and new sights are set on a promising future. Everyone seems to be ending up exactly as expected and right where they belong… along with more than a few unexpected surprises.
Put on your dancing shoes and get ready to Gleek Out! This is a full-length feature of Season One’s most sensational musical numbers – back to back so the party never has to end! All your favorites are here, including Queen’s “Somebody To Love, Journey’s “Don’t Stop Believing” and Madonna’s “Express Yourself!”