Everyone's favourite talent competition is back. Over the years there have been many incredible acts that have won over the judges and viewers' hearts, and even made the royal family laugh and clap at the iconic Royal Variety Performance. Now, on it's fourteenth series, HELLO! are taking a trip down memory lane to find out how much the stars of the show have changed. Click through the gallery to take a look (and try not to feel too old)…
Simon Cowell
Simon Cowell has been a judge on the show since it began in 2007- and he's back looking fitter than ever. The music mogul recently revealed that he's lost 20lbs by cutting out sugar, red meat and dairy in order to maintain a healthier lifestyle and stay in shape for his son, Eric. Looking good, Simon!