Keys To My Life review: Blend of joy and sadness in Luke O'Neill's life

In Luke O'Neill's appearance on Keys To My Life, we saw how a positive, resilient life is the backdrop to grief, busking, politics and fatherhood

Luke O'Neill and Brendan Courtney on Keys To My Life.

Joy leaps out of the screen all through the final episode of RTÉ’s Keys to My Life.

We’re journeying with Luke O’Neill — whom presenter Brendan Courtney calls the “smiliest scientist” — through the homes of his past.