Writer Daniel Chun confirmed that the Lip Dub in the opening title was filmed in a single take.
In the introductory music video, Creed can be seen playing guitar. Creed Bratton was lead guitarist and song writer for the Grass Roots from 1967 to 1969.
Erin tells Michael that Luke failed to return a pair of pants he (Michael) bought at Talbots, which he notes actually fit fine. Talbots is a women's clothing store. Michael also wore a woman's cut suit in the season 3 episode, "The Negotiation".
Kathy Bates and Evan Peters, who appear in this episode but do not share a scene, star in American Horror Story (2011).
Jim adding keys to Dwight's keychain is similar to " Conflict Resolution" where Dwight complains that Jim has added weight to his phone.