they are still an active band and entered into new territory, beer. learn how they made their way from oom bop to mmm hops. in 1997, three brothers in tulsa, oklahoma took the world by storm with the catchy chorus. with the success of "oom bop," they became bonified rock stars. >> it's hard, but fun. there's so many rewards in it. you can feel the excitement of the accomplishment. >> we started music as independents and we developed that idea and that identity as we started our own label. being an entrepreneur. >> with an entrepreneurial mind set, they were not content with