Winners make Guinness World Record history by grilling hot dogs for 34 hours and 35 minutes in marathon hosted by Ball Park and the Food NetworkA new world record for the Longest Team Barbecue Marathon has been set by Andrew Battistelli and Susan Bulloch, after grilling for 34 hours and 35 minutes, along with celebrity chef and Food Network star Tyler Florence.Battistelli and Bulloch had to remain grilling for the duration of the marathon, with no breaks for sleep.