1. Listen to Music and sing like there is no tomorrow.
2. Rev up your engine at a stop light while looking at the other person and when the light turns green….proceed as normal like nothing happened.
3. Honk your horn everytime you see a Jeeps Wrangler on the road
4. When you stop at the next light…Perform a Chinese Fire Drill: http://en.wikipedia.org/wiki/Chinese_fire_drill
5. Smile and wave at people like you know them when sitting next to them at a stoplight (If they look older then 25…Roll down your window and ask: Pardon me.  Do you happen to have any Grey Poupon???)
6. If you pull up to someone elderly or completely harmless…Look at them like you are afraid and lock the doors…then stare straight ahead and check back to see if they are eyeballing you… J
7. Roll the window three-quarter the way up and stick your head in it…then yell for help as if your head is stuck….When people notice…pull it back in as if nothing happened…
8. Draw a picture of hangman with some blanks below or create a tic tac toe board and put it up in your window writing…”Your turn”
9. Start talking and having an imaginary conversation with an imaginary person…maybe even scale it up by having an argument….
10. While at a stop light…start screaming and jumping about like you just saw a snake in your car….and then switch back to normal….

Disclaimer: Perform these at your own risk.  www.kill-boredom.com is not responsible in any form or fashion for whatever happens if you choose to follow these ideas(guy behind you beats you to death, police arrive, you end up in a mental institution, you wreck your car, etc…)