a series of odd jobs before he and a partner came up with a new approach to hair care -- john paul mitchelleir plain black-and-white bottles were soon on the shelves of hair salons everywhere. later, dejoria gave the spirits business a makeover, too -- introducing patrón, a premium tequila. >> whoo! >> billionaire john paul dejoria began at the bottom -- selling encyclopedias door to door in his hometown of los angeles. >> if you knock on a hundred doors and they're all slammed in your face, but you're just as enthusiastic on door number 101, well, hey, you succeeded. >> he pounded the pavement for almost four years before a chance job at redken, the hair-care giant, put him on a different path. then he was fired. along the way, though, he made a very important connection. he became friends with paul mitchell, a renowned hair stylist living in hawaii at the time. in 1980, they decided to take on the highly competitive beauty industry and make their own hair-care products. >> you know, there's only two of us -- my partner the hairdresser, who didn't do business, and me the businessman in mar