On the surface, food and cars don't seem to have a whole lot in common. But for Food Network star Guy Fieri they are two of his greatest passions. As host to the cooking channel's Diners, Drive-ins and Dives, Fieri gets a taste for some of the nation's most delicious diner concoctions. Just recently, however, the bold TV persona went a different route and got a taste for the nation's motorsports sector.