Westlife were an Irish boy band, formed in July 1998 and disbanded in June 2012. Originally signed by Simon Cowell and managed by Louis Walsh, the group's final line-up consisted of Nicky Byrne, Kian Egan, Mark Feehily and Shane Filan. Brian McFadden was a member from 1998 until his departure in 2004.
Westlife sold over 50 million records worldwide, a total that included studio albums, singles, video releases, and compilation albums. The group accumulated 14 number-one singles in the United Kingdom. They achieved a total of 26 top ten singles over their 14-year career. They are the first act to have their first 7 singles at number 1. By 2010, Westlife was listed in the Guinness World Records, as the UK's top-selling album group of the 21st century. Westlife are the most frequent winner of The Record of the Year, winning four times, and in 2012, the Official Charts Company listed Westlife 34th amongst the biggest-selling singles artists in British music history. Despite their success worldwide, Westlife never managed to break into the U.S. market, achieving only one hit single in 2000: "Swear It Again".