Michael Louis Vincent Walsh is an Irish music manager and television personality. He has managed Johnny Logan, Boyzone, Jedward and Westlife, four of Ireland's most successful pop acts in the 1990s and 2000s. He has also served as a judge on television talent competition shows, including Popstars (2001–2002), You're a Star (2003–2004), The X Factor, and Ireland's Got Talent (2018–2019). In 2024, Walsh was a contestant on the twenty-third series of the reality show Celebrity Big Brother.

Boyzone is an Irish boy band, created in 1993 by talent manager Louis Walsh. Before even recording any material, Boyzone made an appearance on RTÉ's The Late Late Show. Its most successful line-up was composed of Keith Duffy, Stephen Gately, Mikey Graham, Ronan Keating, and Shane Lynch. As of 2018, Boyzone had released seven studio albums and nine compilation albums.