Westlife – the UK’s top selling album group of the 21st Century – will tour the UK in 2020 with their 15-date Stadiums in the Summer Tour. The spectacular summer tour, which includes a date at Cardiff City Stadium on Friday June 26, will see the global pop kings perform all of their greatest hits including ‘Swear It Again’, ‘Flying Without Wings’ and ‘You Raise Me Up’ as well as sensational up-tempo new songs from their forthcoming new album ‘Spectrum’. The tour, which covers some of the…