When it started in 1962, producer Tom McGrath intended The Late Late Show to be a light entertainment, informal programme to run as a 'filler' over the summer. Gay Byrne had other ideas.

They’re one of the biggest bands in the world, and have been for decades, but it’s far from sell-out stadiums U2 were raised.

U2’s fifth member — manager Paul McGuinness — last night launched an exhibition of the band from when they were fresh faced teenagers — on the same day that Bono turned 52.