With nine seasons of Travel Guides under his belt, you’d think that Kevin He has his travel checklist sorted, including renewing his passport. Unfortunately for him, it meant he couldn’t join his mates Dorian Calleja and Michael Teng in Tanzania and the Serengeti on safari. “Who knew travelling for almost a decade would mean I’d still do silly things like forget to renew a passport,” he tells New Idea about the travel mishap. For his best mate D…