Ladies, ladies, easy.

Established: some drivers need some discipline.

But - A bat? A Gun?

How about this:

It's as corny and as cheesy as it gets, I know: (I can already see the inventor of this thing declaring bankruptcy, but oh well, enjoy a preview of it while it's still on the market:

http://www.uncrate.com/men/gear/auto-addons/driving-led-emoticon-010135.php

PS: I personally, would still use a bat or a gun.

- - - - - - - - - - - - - - - - - - - -
" God allows life to be rocky. His challenge is not to let the rocks grind you into dust, but to polish you to become a brilliant gem. "