As one of Ireland's most well known personalities, you would assume we know everything there is to know about Dermot Bannon.

But it seems he does have a few little secrets, one of which he revealed to Mairead for Tell Me Something I Don't Know.

Dermot revealed that he has a massive fear of heights... not ideal for a man who has to be up on scaffolding all day.

Dermot also chatted about his smash hit TV show Room To Improve and what to expect from the rest of the series. And of course, THAT bath.

To hear the chat in full press the play button above.