The janitor says that the US should look for Osama bin Laden in Pakistan. In 2011 this is in fact where he was found and killed.
In this episode, when discussing newspaper comic strips, J.D. mentions "The Boondocks". Both Donald Faison (Turk) and John C. McGinley (Dr. Cox) have voiced characters on the show "The Boondocks", which is based on the comic strip.
Sam Lloyd does his own stunts in the "Human Magic 8-Ball" sequence as well as the pratfall following that.
Kelso's fantasy about what his life would have been like had he stayed in the service is a parody of the ending of An Officer and a Gentleman (1982).
Sixth episode not to have "My" in the title.