Conversation so far:
When was Behave Yourself released?
on iTunes on December 21, 2009, and.
How many singles were released from Behave Yourself?
"It's basically the happier, more vibrant songs that didn't really fit on the [Loyalty] album.
Did they go on any tours?
Cold War Kids spent the end of 2008 and most of 2009 on the road touring for Loyalty to Loyalty.
Was it an international tour?
a national tour with Death Cab for Cutie.

Question: Did they collaborate with Death cab for Cutie?
Self-contained rewrite: Did the Cold War Kids collaborate with Death cab for Cutie?