Conversation so far:
What happened in 2009?
Good Charlotte would be releasing its fifth studio album, Cardiology in 2009.
What is Cardiology?
fifth studio album.
What happened in 2010?
On January 24, 2010 Good Charlotte announced that the band had finished the album, but were going to completely scrap it.
What happened in 2011?
On September 1, 2011, Good Charlotte announced a hiatus.

Question: What happened with the hiatus?
Self-contained rewrite: What happened with the band Good Charlotte's hiatus?