Conversation so far:
What was The Undertones' Casbah Rock?
By 1977 The Undertones were performing their own three-chord pop punk material, which was performed alongside cover versions at concerts, primarily at the Casbah.
When was The Undertones' second concert at the Casbah?
Did The Undertones produce an album of any of their shows at The Casbah?

Question: What inspired the band to write and rehearse?
Self-contained rewrite: What inspired The Undertones to write and rehearse?