Andy takes a road trip to reclaim Erin, affording Nellie an oppurtunity to take a run at his manager's position in Scranton.
Jim tries to warn Dwight when he learns Robert plans to slam the Sabre Store concept. Andy discovers Erin won't be returning to Scranton. Toby and Darryl compete to sell cookies to Kevin.moreless
Dwight goes to great lengths to impress Nellie with an overblown demonstration of the new Sabre Store. Meanwhile, Andy's embarrassing injury leads to a Scranton branch self-defense class from Toby.
Andy forces the remaining Scranton staff to work overtime to make up for all the people in Tallahassee, where Dwight and Packer vie to be Nellie's vice president.
At Sabre HQ, Dwight does all he can to get attention from Nellie Bertram. Back in Scranton, Andy takes over Erin's duties at reception.
Dwight is chosen for a task in Tallahassee and needs to pick some Scranton staffers to come with him. Pam comes back from maternity leave. Darryl tries to decipher a Valentine's Day gift from Val.moreless
Dwight presses Jim for information from the trial he was a juror on. Meanwhile, Angela gives birth.
Prior to its sale, Robert hosts a pool party at his mansion where Erin hits on Dwight to make Andy jealous.
When Oscar reveals a trivia contest in Philadelphia has a $1,000 prize, Andy has the office go to raise money to buy up paper to meet quarterly sales expectations. Dwight goes to Sabre HQ in Florida to look for a new job.moreless
Andy tries to quash the endless pranking between Jim and Dwight. Robert tries to drink away his blues at the office Christmas party, while Erin lets her feelings out after a few too many drinks.moreless
Andy is put in an awkward position when Robert tells him not to hire his wife, who's hoping of getting a job in the office. Dwight tries to convince Darryl to join his fitness center.moreless
Andy hopes to inspire the staff by taking them on a trip to Gettysburg. Meanwhile, those who stay behind in Scranton are prodded by Robert to come up with great ideas for the company.moreless
Pam wants Dwight to help get Jim to admit he thinks her maternity leave replacement is pretty. Meanwhile, Robert joins Kevin, Andy, and Darryl's band.
Dwight starts a doomsday device that counts down employees' mistakes, with them all getting fired if it reaches zero. Gabe takes a liking to a warehouse employee.
Erin desperately tries to create the exact Halloween party that Robert and Andy envision. Meanwhile, Jim is aghast to discover Pam believes in ghosts, and Dwight and Robert's son strike up a friendship.moreless
Andy hosts a garden party at Schrute Farms, hoping to impress Robert, but feels his family's presence isn't helping.
The warehouse workers quit after winning the lottery, leaving the upstairs staff to dream of winning big while searching for new employees and temporarily taking on the warehouse jobs themselves.
Robert challenges the Scranton branch to double their sales. Meanwhile, Pam and Angela hope to support each other through their pregnancies.
A list left by Robert has everyone's name in one of two unlabeled columns, leaving the Scranton branch to try and figure out exactly what it means.
Jo visits the Scranton branch to get an update and weigh in on the search committee's progress, while the staff all voice their opinions on who should become the manager. Oscar is torn whether to tell Angela his suspicion that Robert is gay.moreless
Jim, Toby, and Gabe run a search committee to find the new Scranton branch manager, with Darryl and Andy vying for consideration alongside a host of outside applicants.
Dwight takes charge of the office and immediately imposes his will on the staff. Gabe hopes to get back together with Erin.
Deangelo creates an inner circle for his favorite employees, and the women notice it seems to be all guys.
Michael hopes to have a drama-free day to say his goodbyes. Deangelo and Andy try to make sure Michael's clients don't leave Dunder Mifflin as well.
Michael prepares Deangelo to host the annual Dundie Awards ceremony. Erin confronts the fact that she hates Gabe.
The arrival of Michael's replacement for training has the staff lining up to curry favor with their new boss, with Andy trapped in the role of 'office funny guy' and Jim and Pam worrying they're too obvious in their fawning.moreless
The office holds a garage sale in the warehouse, where Dwight challenges himself to see what he can get by trading, starting with a thumbtack. Michael decides to ask Holly to marry him.moreless
Todd is ready to stop being a travelling salesman and wants to take a desk job in Scranton. Andy deals with a glitchy computer and Pam's hesitance to get him a new one.moreless
Michael screens his finally completed Threat Level Midnight for the Dunder Mifflin staff.