The band appeared in a Christmas - themed skit on The Tonight Show with Jay Leno on December 18 , 2008 .
The band went on a short North American tour with Radio 4 in January 2009 .
The band appeared in a Christmas - themed skit on The Tonight Show with Jay Leno on December 18 , 2008 and went on a short North American tour with Radio 4 in January 2009 .