FOUR RIDDLES

1. Why do optometrists live so long?
2. What has six legs, four eyes, two arms and can move quickly?
3. Why should John Robate never run for Congress?
4. When is bacon a head of lettuce?

Answers:

1. They dilate.
2. A horse and its rider
3. He could be Rep. Robate.
4. When it's in a BLT  (bacon, lettuce, & tomato) 

Credit: #3 - Sylvia Bursztyn and Barry Tunick
Credit: #4 - Robert H Wolfe