"Pilot"
The one that started it all! Jim puts Dwight's stapler in Jell-O.
''The Alliance''
Jim and Pam convince Dwight to go into disguise to spy on the Stamford branch...by dying his hair blond.
"Booze Cruise"
Jim, who is friends with the vending machine operator, puts all of Dwight's desk effects into each slot. To get them out, he has to pay for them, but unfortunately, Jim also made sure Dwight's wallet got in there. No problem! Jim has a bag full of change to slowly but surely get them all out.
''The Fight''
Jim moves Dwight's desk into the men's bathroom, phone, computer and all.
''Gay Witch Hunt''
After finding out that Oscar is gay, Dwight remembers that Jim used to talk about a product called "Gaydar." Jim ships a homemade one to Dwight to help him sniff out other homosexuals in the office. When he accidently turns it on himself, it goes off, leading Dwight to feel unsure of his own sexuality.
"Branch Closing"
Jim steals Dwight's paper before moving to Stamford, and he uses them to send faxes to him…from future Dwight.
"A Benihana Christmas"
Jim and Pam convince Dwight that the CIA is recruiting him, which leads Dwight to wait on the roof for the helicopter that's supposed to take him to Langley for an ice cream social.
"The Return"
With the help of Pam, Jim hides Andy's cell phone (complete with its annoying "Rockin' Robin" ringtone) in the ceiling. The two of them proceed to call it repeatedly throughout the day, slowly driving Andy crazy.
"Ben Franklin"
When Jim hires a Benjamin Franklin impersonator for Phyllis' bachelorette party, he convinces Dwight that the impersonator is the real deal. Dwight later aggressively quizzes Ben on American history.
"Phyllis' Wedding"
Using Pavlov's theory of conditioning, Jim trains Dwight to salivate and reach out for an Altoid whenever he hears Jim's computer power down.
"Business School"
After a bat gets loose in the office, Jim pretends he was bitten and starts showing symptoms of turning into a vampire. Dwight buys into it the ploy every step of the way, including wishing Jim good luck on his transformation when he leaves for the night.
''Product Recall"
Jim buys a shirt, a pair of glasses and a calculator watch to dress up and act like Dwight, mimicking his coworker right in front of his face. Jim upsets him so much with his "identify theft," that Dwight goes tattling to Michael. Later, Dwight tries to dress up mockingly as Jim as payback, but it blows up in his face when the rest of the office compliments his new look.
"Moroccan Christmas"
It appears as though Jim has completely giftwrapped Dwight's desk, chair and everything else for Christmas. But when Dwight goes to sit down, everything collapses underneath him.
''St. Patrick's Day''
After Dwight commandeered Jim and Pam's two desks to create "mega desk," Jim gets him back by creating something better: quad-desk! But he made sure to give Dwight a little space to work underneath where he sits.
''Garden Party''
Jim writes a book about garden-party etiquette under a penname and sells it to Dwight, who is throwing a garden party for the office. It's full of ridiculous rules, including one that says Dwight must basically scream every guests name as they enter the party.
"Tallahassee"
While the team is on assignment in Tallahassee, Jim wakes up early and creates a faux murder scene in his hotel room. And he made sure to scrawl the words "It was Dwight" on the wall in blood red lettering.
''Free Family Portrait Studio''
Jim finds out where Dwight gets his clothes dry-cleaned, and turns one of his suits into an all-Velcro version. When Dwight wears that particular suit to work, Jim runs up and tears it off him in the parking lot.
"Andy's Ancestry"
In one of his most elaborate pranks ever, Jim hires a friend to play himself at work, convincing Dwight that Jim has been an Asian guy this whole time. Pam is on it, too, kissing her "husband" and talking about dinner plans for the evening.