The employees celebrate the past, present and future of Cloud 9.

Amy and Jonah find themselves on opposing sides as corporate tries to win over employees by showering them with treats. But when the company's tactics grow more extreme, everyone must band together to save one of their own.

Cloud 9 employees experience unforeseen problems with the new Zephra app. Dina's texts lead to animosity, Glenn struggles to deal with a teen craze, and Jonah attempts to prank Garrett to teach him a lesson.

After Amy calls corporate to talk about maternity leave for employees, everyone ends up in a frenzy when Jonah mentions unions.

Some inside information leads the Cloud 9 employees to try to make the store seem perfect for one day.

Secrets come pouring out after the employees get locked in Cloud 9 overnight.

Amy and Jonah get a taste of how the other half lives when they attend a managers' conference; Mateo unwittingly reveals a secret about himself; Garrett and Dina face the trials and tribulations of the giftwrapping station.

Jonah and Sandra represent the Cloud 9 employees at union contract negotiations with corporate. Worried about the union's fate, Amy, Dina and Cheyenne distract themselves by looking for the perfect Christmas tree. Mateo, Garrett and Glenn compete to see who can sell an unsellable item.

Employees wrestle with the loss of beloved co-worker Myrtle… and the fact that she left a large sum of money to Jonah. Cheyenne recruits Mateo in a possible pyramid scheme, while Dina reconnects with a surprise visitor in the store: her father.

Amy tries to make Mateo her new assistant, leading to accusations of favoritism and a group competition in the store. Sandra gets caught in a power struggle between Glenn and Dina, and Jonah attempts to show Garrett that he's still one of the guys.

Sandra and Jerry are getting married! When Jonah’s attempt to help the caterers and Dina’s obsession with wedding security threaten to derail it all, it falls to Amy to make sure Sandra’s big day isn’t ruined. Garrett struggles with what to say in his Best Man toast, while Mateo finds that starting a new relationship may be more complicated than he thought.

After Mateo and Cheyenne disagree on the best way to celebrate her 21st birthday, Cheyenne enlists Bo’s help. Much to Garrett’s chagrin, Glenn plays matchmaker to help Jerry and Sandra complete their family, and Dina attempts to help Amy keep a big secret from Jonah.

When Jeff returns to push customer satisfaction surveys, Mateo enlists Garrett's help to hide his relationship. Dina, Glenn and Cheyenne's plan to boost the scores creates new and bigger problems. Jonah tries to convince Sandra to value herself.

When a new Cloud 9 initiative forces employees to be friendlier to their customers, Amy ends up getting to know Jonah's parents - and learns he hasn't been completely truthful with them. The new policy also inspires Garrett and Dina to find out who can hold a smile longer.

With a massive snowstorm beating down on St. Louis and an unsympathetic home office, the Cloud 9 employees and customers get snowed in, leading to escalating tensions and infighting.

Amy jumps at an amazing career opportunity, only to run up against an exec with a major grudge against her. Jonah and Mateo help Glenn with a financial problem, while Garrett and Cheyenne struggle to spend a day without cell phones.

Amy finds herself at odds with her co-workers when some salary numbers get leaked. Dina worries that Jonah is coming between her and Amy. Mateo tries to give himself a promotion. Garrett attempts to sabotage Glenn's positive attitude.

Suspicious that people are making fun of her, Amy and Jonah spy on Cloud 9 employees through the security system. Dina tries to track down an unsanctioned Easter Bunny in the store. Glenn preps for his church's Passion play.

Amy and Dina visit Cloud 9 corporate to fix problems caused by Sandra's misguided activism, while Jonah tries to sabotage an employee meeting and Garrett tries to prove to his co-workers that he's a good person.

When the employees start to worry about Jonah's emotional state, Mateo, Glenn and Sandra try to help him move on after Amy. Cheyenne is forced to shadow Carol for the day. Garrett helps Dina search for a secret location in the store.

Glenn pits the employees against each other in a contest to see who can sell more stuff.

When Jeff leaves Cloud 9 to work at Target, Garrett leads Glenn to believe that he's poaching other employees to go with him. In return Glenn tries to poach employees from Target. Amy goes on a double date with Dina, and Kelly and Jonah discuss moving in together.

As the store prepares to host a company-wide Town Hall meeting, Amy and Jonah are forced to put their conflicts aside and rally their co-workers to confront the CEO. Meanwhile Glenn struggles with the pressure of speaking to a global audience.

Amy and Dina both head to the hospital to give birth, but Amy has a vastly different delivery experience after discovering her health insurance has limited coverage.

Glenn drives Amy crazy with a new, over the top training system. Cheyenne and Mateo brainstorm a new business, while Dina recruits Jonah to help her when she starts second-guessing her own future.