Westlife are ‘bigger than ever’ after 25 years (Picture: Nicky J. Sims/Getty Images)With 14 number one singles, it’s hard to imagine Westlife could be any more popular than they were during the height of 90s/00s boyband craze.And then they sold out the Royal Albert Hall twice.‘We started off when we were 17-year-old boys wanting to become pop stars,’ Shane Filan recalled as the band sat down with Metro after the huge gigs.‘That’s what we wanted, but we