Ellie’s big day finally arrives, and Chuck must save her life and her wedding from being ruined by Ted Roark and FULCRUM.

Chuck and Sarah go AWOL in their search for Chuck’s kidnapped father, so Casey is ordered to pursue and return them after being promoted to Colonel. Meanwhile, Emmet promotes Morgan to assistant manager against his will.

After Chuck’s father is kidnapped by FULCRUM, Chuck finds himself in the need to ask his imprisoned ex-girlfriend Jill for help. Meanwhile, the Buy More team try to bring down Emmett’s corporate evaluation, but he seems to be one step ahead.

Chuck’s life seems to be coming together, his long-absent father has returned and he is about to land his dream job at Roark Instruments. Meanwhile, Lester and Jeff convince Big Mike to send them to NextExpo, which is hosted by Roark Instruments.

A female agent is sent to evaluate Sarah’s performance as Chuck’s handler, when Chuck’s feelings for her become an issue to General Beckman. However, the presence of a new agent causes complications. Meanwhile, Morgan, Jeff and Lester are trying to get invited to Captain Awesome’s...

Chuck is contacted by “Orion”, the creator of the Intersect computer. He starts having trust issues and doesn’t know who to lean for help. Meanwhile, the Buy More staff needs to protect their newest acquisition from the jealous Beverly Hills branch, not knowing that it was sent by “Orion”...

When Cole Barker escapes FULCRUM with new information, Sarah and Casey go looking for a man that seems to be behind FULCRUM’s plans to build its own Intersect, forcedly leaving Chuck and Barker in a safety bunker, as FULCRUM is still actively searching for them. Meanwhile, Morgan can not find a...

Chuck gets jealous when Sarah has to seduce FULCRUM agent Cole Barker, codename “Beefcake”. In the meantime, while Big Mike continues dating Morgan’s mother and Morgan takes refuge at Chuck’s place, Jeff and Lester start looking for the “Buy More Babe” as a way of...

When Anna’s new boyfriend turns out to be connected to the Triads, Chuck is ordered to spy on him by becoming his friend, thereby endangering his friendship with Morgan. Meanwhile Jeff and Lester want to perform at Ellie and Devon’s wedding with their band called “Jeffster!”

It is Valentine’s day and emotions are boiling at the Buy More. However, Big Mike has to face a divorce, so the Buy More team try to distract him. Meanwhile, Chuck and Sarah go undercover as a married couple in the suburbs.

Chuck has to protect rock star Tyler Martin, while Morgan wins two backstage passes to Martin’s concert, so he needs to decide who will become his “plus one”. This is a special 3D episode.

It’s Christmas Eve and the Buy More team works on the decorations for the annual sale while watching a live car chase on TV. When Devon and Ellie come for a visit, the car chase ends at the store with the perpetrator taking everyone at the store hostage.

Sarah’s father, a con artist, comes to meet her, revealing that he conned a Saudi Arabian sheik, Rajiv Amad, out of nearly a million dollars. The sheik turns out to be connected to terrorist fundings, so the General wants Sarah and Chuck to gain intel from Sarah’s father, but things get complicated...

The team is assigned to survey the Global Launch Agency, when intel shows that someone might penetrate their security. During the surveillance someone intrudes the lab who turns out to be Casey’s former sensei Ty Bennett. Meanwhile, Captain Awesome’s perfect parents decide to pay Devon and...

After finding out that Chuck’s ex-girlfriend Jill is FULCRUM, he is ordered to use her to infiltrate FULCRUM. Meanwhile, Ellie is preparing the apartment for Thanksgiving and the arrival of Captain Awesome’s parents. Morgan, Jeff and Lester are assigned to guard the store over Thanksgiving.

The team needs to acquire a FULCRUM agent list by solving several riddles left behind by Guy Lafleur. Meanwhile, Emmett tries to find out why Chuck is absent so often and goes after his colleagues to get the information.

At a BioScience conference, Chuck runs into Jill, his ex-girlfriend who broke up with him and later dated Bryce Larkin. He flashes on her boss, Guy Lafleur, who is suspected to be working on biochemical weapons, so Chuck is ordered to reconnect with Jill in order to gain more information on Lafleur....

Efficiency expert Emmett Milbarge pays the Buy More a visit to inspect the branch, while a global terrorist looks for Jeff. Chuck needs to socialize with Jeff to find out about his connection to the terrorist. Finally, it all comes down to video games and the prevention of World War III.

Chuck goes undercover at Sarah’s 10-year High School reunion, where they meet the girl that tortured Sarah back in the old days.

Bryce Larkin returns to town with news about FULCRUM. They have hired a wealthy software magnate named Von Hayes to decrypt information on a stolen chip containing a refresh to the Intersect with highly classified information. Bryce and Sarah have to pose as a married couple at Von Hayes’ dining...