An Australian and an Englishman are literally shaking the walls as they vie to produce the world’s loudest burp. Australian Neville Sharp unofficially broke Essex-based Paul Hunn’s record on Tuesday with a 110.6 decibel belch. But unwilling to surrender his crown, Mr Hunn returned fire with a 117.9 decibel burp just one day later. Neither record has been verified by Guinness World Records, which still lists Mr Hunn’s previous champion […]