Sometimes Hollywood just doesn't know when to leave well enough alone. Here's a look at 25 sequels nobody asked for.
No. 25: "Tron Legacy" (2011)
U.S. Air Force
Vivaldi and Bach die, the first hamburger is sold in the U.S., World War I breaks out, a bomber crashes into the Empire State Building, and the Summer Olympics open up in Los Angeles, all on this day.