Conversation so far:
What was Biffy Clyro's Blackened Sky?
Blackened Sky is the debut studio album by Scottish rock band Biffy Clyro.
When was the Biffy Clyro's Blackened Sky album released?
Blackened Sky was released by Beggars Banquet Records on 10 March 2002.
Did Biffy Clyro's Blackened Sky album do well?
Blackened Sky reached number 78 on the UK Albums Chart, and spawned four singles.
What happened after Biffy Clyro's successful Blackened Sky album?
It was around the release of Blackened Sky that Biffy Clyro began touring extensively, including supporting Weezer on 20 March at the Barrowlands in Glasgow.

Question: What did they record?
Self-contained rewrite: What did Biffy Clyro record alongside the single, Joy.Discovery.Invention?