#2. Pam and Jim make Dwight think Michael is losing his hearing (but he's really sensitive about it) so Dwight will basically shout at Michael all day.

#3 jim glues all of dwights bobble heads so they dont bobble

#4. It's Pretzel Day. Jim tells Dwight that Michael needs a pretzel. Dwight runs downstairs. He tries to get ahead in line to make Michael happy. Stanley punches his lights out.

#5 While Meredith is passed out drunk at her desk, Jim and Pam tell Dwight that she needs CPR. Dwight begins mouth to mouth on Meredith when she wakes up and starts kissing him. Dwight spends the next twenty minutes rinsing his mouth out.

Jim and Oscar plot to make Dwight think that Jim is carrying on a gay affair with Oscar. They let Dwight see them talking quietly corner of the breakroom and later Dwight catches them in an embrace in the bathroom. Hilarity ensues when Dwight is conflicted about telling Pam but he feels it is his duty.
Or, how about they encase Angela in jello.
Or, future Dwight sends Dwight a fax, from the future, saying that a nuclear bomb is going to go off in 10 minutes and he needs to spend his last 10 minutes showing Angela how much he loves her, right there in the office.

Jim pretends he's a death eater sent to the office to do Voldemorte's bidding.