Kick off your summertime grilling with celebrity chef Rocco DiSpirito and get a taste of TV Guide Network's TV's Hottest Chefs special on Sunday at  8 pm/ET. DiSpirito joins host Zane Lampry behind the grill to talk about his time on Top Chef and Dancing with the Stars.  Plus: Get his tips for grilling hibachi-style to make delicious steaks and veggies.