Ford's Theatre is a historic theatre in Washington, D.C., used for various stage performances beginning in the 1860s. It is also the site of the assassination of U.S. President Abraham Lincoln on April 14, 1865.
In "Mind Over Murder", while filming a Mintos commercial, John Wilkes Booth fails to assassinate Abraham Lincoln.
In "Whistle While Your Wife Works", Brian states that breaking up with Jillian will be tougher than the reviews of Our American Cousin, and a scene is shown of the cast of the play reading the reviews among the articles about Lincoln's assassination.
In "Yug Ylimaf", during Brian's time travel with Cindy, they have sex in a neighboring balcony when Lincoln is shot.