John Lydon and John Humphrys
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John Humphrys meets Johnny Rotten

9 October 2014 Last updated at 07:00 BST

John Lydon (aka Johnny Rotten) tells the Today programme's John Humphrys about the aims of punk rock, his "direct assault on mediocrity" and why we will never see Sex Pistols: The Musical.

First broadcast on BBC Radio 4's Today programme on Thursday 9 October 2014.