The Food Network chef is hosting 60 people at his home in California. "It's a hot mess up at the ranch," he tells PEOPLE ...

"I've been doing my responsibilities of getting the ranch to tip-top shape," Guy Fieri tells PEOPLE of his wedding duties ...

Guy Fieri's oldest son Hunter Fieri and his fiancée ... "I've been doing my responsibilities of getting the ranch to tip-top shape." "We have an island in the big, big pond.