Can you remember where you were when you first heard it? This week marks thirty five years of Sinead O’Connor’s iconic hit ‘Nothing Compares 2 U’ reaching number 1 in the US Billboard charts and changing the course of her career (and her life).... So why does the song remain one of the most recognisable love songs ever? And what does it say about the legacy left behind by Sinead O’Connor... Dave Fanning joined Seán to discuss