Brand New's first show of 2013 will be Penn State University's Movin' On 2013 on April 26th. They'll be playing with MGMT and Big Boi, among others. More information on the free (!) event can be found here.
You can watch Big Boi's performance of "Mama Told Me" (featuring Little Dragon instead of Kelly Rowland) on Late Night with Jimmy Fallonhere. You can also stream the alternate version of the song in the replies.