Westlife have had 14 UK number one singles, with only The Beatles and Elvis Presley achieving more. Having also sold over 40 million records worlwide, they are regarded as the most successful pop group of the 21st century. Their Soundwave was signed during their UK Tour. It has been printed on paper in an edition OF 10 COPIES ONLY. Each Soundwave has been hand signed by: Kian Egan, Nicky Byrne, Shane Filan and Mark Feehily.