Author and broadcaster Kathleen Watkins heads the list of guests on this week's Ray D'Arcy Show on RTÉ One on Saturday night. She'll be in studio to talk about the latest adventures of Pigín in her new book for children, Happy Christmas, Pigín!

She'll also talk about life at home with her husband Gay Byrne and her love for her grandchildren, who'll be joining Ray and their granny in studio on the night.

Following in the footsteps of famous Irish Big Brother alumni Brian Dowling, Anna Nolan and Hughie Maughan, Cian Carrigan joins Ray to reveal all about life before and after his time in the House.

Andrew Maxwell

Also on The Ray D'Arcy Show, adventurer Jason Black tells Ray about conquering the world's most dangerous mountain, K2, as well as overcoming years of personal tragedy.

New TG4 weather presenters Neasa Bheáid, Caitríona Ní Chualáin and Orla Ní Fhinneadha, comedian Andrew Maxwell, and English Indie rockers Razorlight are also featured in the line-up.

The Ray D'Arcy Show, Saturday at 9.45pm on RTÉ One