What's in Oprah's purse? Where does the fat go when you lose weight? First, take this quiz. Then, choose an expert and find out!

Oprah

• What's in Oprah's purse?
• Has Oprah ever passed gas during the show?
• Who does the audience's makeup?

Jon Stewart

• Do our votes really count?
• What is the "majority whip"?
• What famous people have slept in the Lincoln bedroom?
• Do the President and First Lady share a bathroom?
• Was the White House always white?

Mike Rowe

• Where does poop go after you flush the toilet?
• What happens to road kill?

A. J. Jacobs

• Where does the fat go when you lose weight?
• What is dust?
• What do your social security numbers mean?
• Why can't people keep their eyes open when they sneeze?
• How did Grape Nuts cereal get its name?
• How did the Academy Awardsý statue get the name 'Oscar'?
• Can dogs only see in black and white?
• Are black boxes in airplanes really black?
• After the age of 20, how many brain cells do we lose a day?
• Why are barns red?

From The Oprah Winfrey Show Oprah's Most Burning Questions