Joe and Gordon discuss Comet's future; Donna takes a vacation. A new collaborator challenges Cameron. Bos and Diane make a life-altering choice.

In the series finale, Donna celebrates a milestone with her closest allies. Cameron contemplates saying goodbye as Joe confronts an uncertain future.

Unforeseen opponents and new complications threaten to derail the Cardiff Electric team's work at COMDEX.

Joe and Ryan deal with the consequences of Joe's decision. Cameron and Donna fight over the future, while Gordon has a crisis of conscience.

While Donna's vision inspires a spirited discussion about the next big thing and how to achieve it, the end result may not make everyone happy.

Scandal hits Cardiff Electric as the team finalizes preparations for COMDEX. Meanwhile, Bosworth makes a sacrifice for the good of the PC program.

Donna tries to bring everyone together at Comdex with her vision of the internet's future and Gordon faces a strong-willed Joanie.

Donna faces a professional crossroads. Joanie takes a trip. Joe unveils Comet's new look. Cameron asks a favor from a one-time collaborator.

Shocked by a rival's launch, Mutiny takes measures to make sure of survival.

Tensions rise over an offer to buy Mutiny. Donna has a weekend alone, while Gordon and Cam bond over video games. Joe has a standoff with the board.

Joe and Gordon work together to bring about Joe's vision. There is tension between Cameron and Donna.

While Cameron and Donna struggle to find venture capital, Joe hires a key coder, leaving the rest of the team at a loss.

Cameron helps Donna pack up. Bos makes his famous chili. Joe helps Haley recover a memorable keep sake. Gordon and Donna fight.

Gordon is back in California, hoping to reconnect with his brother. Joe uses the leverage that he has.

Gordon and Joe prepare to transport the Giant. A suspicious defect causes a rift in the partnership.

After the Clark family descends into crisis, Gordon attempts to help Joe.

Donna, Bos and Diane go on the road to build support for Mutiny, while everyone else anxiously awaits the big day. Joe asks Cam for a favor.

Gordon and Donna are keeping secrets from one another. Gordon sets up a new venture.

Tensions rise at the office as Gordon and Donna's personal life spills into work. Meanwhile, Joe meets with the MacMillan board.

Donna struggles with suspicion. Bosworth hits a breaking point. Joe confesses to Gordon while Cameron faces past mistakes.

Donna and Cameron explore their options to expand beyond chat. Meanwhile, Gordon settles in at Mutiny and Joe launches his latest product.

A game of laser tag teaches Gordon the importance of teamwork; Donna and Cameron disagree on their acquisition.

Donna and Gordon decide to treat themselves to a vacation at home instead of camping. Bos and Cameron return to Texas. Ryan and Joe have a revelation.

As Cameron nears completion of the BIOS, a crisis threatens the project's future and requires all hands on deck to save the machine.

A visitor from Joe's past threatens his newfound connection with Cameron. Meanwhile, with Donna out of town, the toll of Gordon's work catches up with him.