Linda Martin and Jedward are fresh from their Eurosong victory, and will talk about the road to Baku. It's been 20 years since Martin won the Eurovision in Malmo with Why Me, and she will speak about coming full circle to mentor Jedward in their latest Eurovision foray.
Singer Will Young will also be appearing on the show to talk about his burgeoning acting career, what Simon Cowell is really like and changing musical direction. He will perform a track, Jealousy, off his new album Echoes.
Watch The Saturday Night Show with Brendan O'Connor on RTÉ One on Saturday at 9:35pm.