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Ethan Miller/Getty Images for Caesars Entertainment
Before Guy Fieri won the second season of The Next Food Network Star and went go on to build his empire and essentially become the face of the network to this day, he made an early attempt at primetime fame that didn't fair so well. According to From Scratch, "he had auditioned to be on a pilot for a barbecue show in 2004 that went nowhere, so it took some coaxing to get him to try again." He eventually sent in an audition tape using his nickname "Guido," in which he demonstrated how to make a sushi roll, and the rest is history.