This content is copyright of CelebMix.com. Boyzone's long goodbye is turning into a full-blown pop celebration! The Irish boy band have announced that fellow late-'90s hitmakers S Club and B*Witched will join them as support acts for their upcoming final stadium shows, transforming the farewell dates into a nostalgic showcase of one of pop's most enduring eras. The lineup brings together three acts who helped define turn-of-the-millennium chart music across the UK and Ireland.