American singer Taylor Swift’s ‘Eras’ tour has broken the record for the highest-grossing music tour in history. Guinness World Records confirmed the new record on their website on Tuesday. ‘Eras’ tour also became the first ever music tour to surpass $1 billion in revenue. The tour, which began in March 2023 and is set to conclude in December 2024 after a total of 151 shows worldwide, has earned $1.04 billion (£840 million) to date, according to Pollstar. The earnings bettered British icon, Elton John’s five-year farewell tour which ended earlier this year, bringing in $939 million (£749 milli…