Tonight's Late Late Show celebrates the First Lady of Irish singers, Mary Black herself, to mark a career in music that has spanned five decades.

Mary will be joined by her talented offspring, The Coronas' Danny O'Reilly and singer Roisin O with whom she will also perform with, while her fellow famous siblings Frances, Shay, Michael and Martin will be on the show as the family reunite their iconic Celtic music group The Black Family for a performance.

Viewers will also be hearing from Robbie and Claudine Keane and other famous faces who want to pay tribute to the legendary singer.

As well as all that, Princess Diana's famous butler Paul Burrell will be on the show to give viewers his inside track on the royals and what it was like to work for the most famous woman in the world before the princess' untimely death in 1997.

Also on the show, following the news that Enda Kenny is bowing out as Taoiseach, independent TD Kevin ‘Boxer’ Moran will be in studio to chat about the leadership battle that is taking place in Fine Gael and what lies ahead for new politics and the Independent Alliance.

Finally, Ryan will be catching up with Irish garden designer Diarmuid Gavin as he prepares to bring his Chelsea Flower Show medal winning garden to Dundrum. He’ll be filling viewers in on the major projects he is working on across the world from China to redesigning the childhood playground of the late Queen Mother in the UK.

Catch it all tonight on RTÉ One at 9.35pm.