The age of the underbody lighting craze on cars passed about as quickly as a bottle of N2O lasts on bracket night at the local strip, but that doesn't mean you can't still have some fun on your man-powered means of transportation. No, we're not talking a skateboard here, it's a Ripstik, featuring two narrow inline skate wheels and a weaving motion that will get you going where you're going without kicking -- so long as you aren't in a great hurry. Now modder metsfan1938 over at instructables is showing us how to add a little underbody bling, wiring up blue LEDs that are as practic