That's a light saber, sir, not a phaser. (President Obama in September 2009, during a White House event promoting Chicago's bid for the 2016 Summer Olympics.) Roger L. Wollenberg /UPI /Landov hide caption

itoggle caption Roger L. Wollenberg /UPI /Landov

In this handout image provided by Disney, Star Wars creator George Lucas has a playful lightsaber duel with Jedi Mickey Mouse at Disney's Hollywood Studios theme park at Walt Disney World Resort in Lake Buena Vista, Fla., on Aug. 14, 2010. Disney announced Tuesday that it was buying Lucasfilm Ltd. for $4.05 billion. Getty Images hide caption

itoggle caption Getty Images