Conversation so far:
What happened with JLS in 2011?
JLS released their third album, Jukebox, on 14 November 2011
Did the album Jukebox reach the Billboard charts?
Jukebox charted at number 2 on the UK Album Charts and entered the Irish Album Charts at number 5.

Question: How many records did they sell?
Self-contained rewrite: How many records did JLS' Jukebox sell?