Michael, Dwight and Jim set up a sting after a competing sales associate steals a client; Andy starts a band.
Michael freaks out when Darryl goes over his head and takes an idea to corporate; a Halloween costume contest puts the office in a competitive mood.
Michael invites the entire office to celebrate the christening of Pam and Jim's baby.
Erin and Gabe host a "Glee" viewing party; Michael is upset when people refer to Gabe as his boss; Andy becomes increasingly jealous.
Michael helps convince people to invest in Ryan's Internet company; trying to capitalize on Thanksgiving, Dwight creates a hay festival in the parking lot; a new policy prevents Jim from earning commission.
Michael decides he must stop China before it takes over the United States; Pam threatens to move the company to a new building.
Michael is happy when Toby takes a leave of absence and corporate sends Holly Flax to fill in; Pam must plan a second Christmas party when Michael wants the party to be on the day of Holly's return to Scranton.
Michael readies himself for the news about Holly's relationship; Pam puts up a board for everyone to post their New Year's resolutions.
Holly and Michael turn Andy's business seminar into an improv challenge; Erin and Gabe compete in a board game battle.
Michael wants a drama-free day to say goodbye to his friends; Deangelo and Andy work to keep Michael's most-important clients.
The Dunder Mifflin employees suffer through the annual office awards ceremony, The Dundies, hosted by Michael at their local watering hole a Chili's restaurant.
Corporate office requires the staff go through sexual harassment training, but Michael worries that the new policy will make the office less fun for everyone.
While Michael and Dwight are away from the office, Jim and Pam organize an office Olympics where employees compete in ridiculous games.
A small fire in the kitchen forces the staff to wait in the parking lot; Jim suggests a game of Desert Island; Michael tries to impress Ryan.
Halloween is not much fun for Michael when he learns he must fire someone; Jim and Pam put Dwight's CV on the internet.
When Dwight karate-chops Michael in the stomach at work, a lunchtime rematch is quickly organised; things become awkward between Pam and Jim.
Michael and Jan try to land a new client by taking him out to Chili's; back in the office, Jim finds a script written by Michael and the workers cannot resist acting it out.
Everyone is on edge during performance review, including Michael, who steals the employee suggestion box to get ideas he can present to his boss.
When Michael begins monitoring their e-mails, he manages to upset all of the employees.
After Michael suggests a game of "Yankee Swap" with the Secret Santa gifts, everyone fights over Michael's gift to Ryan, bringing morale to an all-time low.
When Michael takes the Mifflin crew on a motivational harbor cruise, things get out of hand and Michael ends up in the brig.
After he has an accident while using a grill, injured Michael demands attention from the entire Dunder Mifflin office.
Because Jim fears Michael will tell the others he likes Pam, he pretends to be Michael's best friend.
When someone stains the carpet in Michael's office, he begins to question his popularity among his staff.
When Jan conducts a seminar for the female employees, Michael takes the guys to the warehouse for some male bonding.
Michael visits corporate headquarters in New York on Valentine's Day.
Dwight, Michael and Jim all vie for the attention of an attractive woman who comes to the office to sell purses.