In 1998, Ireland gave the world one of the most precious gifts second only to Guinness : Westlife. The Irish boy band gained prominence after they were signed by Simon Cowell and Louis Walsh, and those who kept up with the state of pop in the 90s will recall that the quintet was composed of Nicky Byrne, Kian Egan, Mark Feehily, and Shane Filan and Brian McFadden. TwitterIt wasn't long after their debut that Westlife started to become a worldwide sensation. The band opened for popular groups like Backstreet Boys and Boyzone, and released their first single, "Swear It Again" in