. >> we travel with our own hazer and fog, and you know, we traveled for years, trying different varietyf fogs. ♪ >> craig felter, lead singer for the hearts is especially sensitive to the smells and irritants produced by typical fog-making machines. >> they all have this stench and as a vocalist, one, i don't like things to stink. and i don't like things to clog my vocal chords up. >> and he's not the only one. the business has come a long way from the early days, and the prospects seem bright. >> we grow by a couple hundred percent every year, or more. >> now, we didn't get into this in the story, but these innovators found other uses for their fog formula, too. you may be wondering why there's so many bubbles around here. that formula is in bubble machines and snow machines and that opened up even more revenue streams for them. so let's try to cut through the fog or these bubbles with our board of directors today. rod kurtz is the executive editor of huffpost small business. and gene marks is a small business columnist for "the new york times" and the president of the marks group. >>