What year did the famous Sears Tower in Chicago had its name changed to the "Willis Tower"?

More Questions:

French Silk Pie is most commonly flavored with what?

What company was formerly known as the "Computing-Tabulating-Recording Company"?

Which Commodore-produced computer came with 5 kB of static onboard memory?

What food product calls itself the snack that smiles back?

Which author built a home called Goldeneye in Jamaica?

Who wrote the opera "La Traviata"?

The first satellites to visit Venus, Mars, & Mercury were all named what?

Jaundice tends to turn one's skin, and sometimes the whites of the eyes, what color?

What 2005 Gwen Stefani song was the first single to amass one million paid digital downloads?

What breed of dog is Scooby-Doo?

What famous rapper's real name is Shad Moss?

What 1981 movie required some 7,000 snakes?

Who was the first Secretary of the Treasury of the United States?

What infamous gangster was betrayed by "the lady in red"?

What is the capital of El Salvador?