The Airplane. The Ice Cream Sundae. Slap bracelets. Americans are known the world over for being the brains behind some of humanity's greatest inventions. And although Dan Duzac's new invention, The Sparkler Bomb (140 sparklers duct taped together, naturally) didn't go completely according to plan (assuming his plan didn't involve losing fingers), it will definitely take its place among the great ideas in our proud history ...