The Top 5 at 7:45 has been doing some research and has uncovered the top 5 bumper stickers.  The Top 5 at 7:45 airs weekday mornings with Jay Caldwell on WJON.

5) Don't believe everything you think
4) The best thing in life arn't things
3) Use your turn signal
2) Don't tailgate or I'll fling poop at you
1) Watch out for the idiot behind me