PARIS: Based on their experience of hosting Taylor Swift, the management team at the Paris venue for Celine Dion's grand concert comeback is bracing to deliver devastating news to hundreds of her fans: ‘Sorry, you appear to have been scammed, your tickets are fake.’ The Grammy-winning star's long-awaited return to the concert stage after years away from touring has unleashed massive pent-up demand for tickets. It's a perfect storm for scammers who have wormed their way into fans' online communities and set up fraudulent ticketing websites to manipulate and rob fans of both their money and hopes of being able to say, "I was there.” "Where there is massive demand and widespread excitement, fraudsters see a golden opportunity,” says Group-IB, a Singapore-based cybersecurity firm that works with the international police agency Interpol and others. The first of the 26 shows is Saturday (Sept 12). Here are some tips to avoid the traps: For the few tickets left, use only authorised sites The Plenitude Arena, hosting Dion for 16 dates in September and October and another 10 in May, says the highest risk of scams is when tickets first go on sale – which was April for the upcoming concerts and June for the 2027 series – and in the shows' immediate build-up. "That's when the public will be very exposed to these scammers,” Céline Trioux, the arena's marketing director, said in an Associated Press interview. "People are going to wake up and think, ‘Oh, right, I didn’t get a ticket, everyone is going, I want to go,' or ‘I’ve seen the first show all over social media, it looks amazing, I’m going to find a ticket by any means possible.’ And that’s also when the scammers will be out in force.” The shows sold out immediately, although a few VIP