The Lawrence Arms are writing new music, according to the tweet below from bassist/vocalist Brendan Kelly:
okay, the first new lawrence arms song that I'd categorize as 'probably pretty awesome' is now officially in the forge. Stoked.
— brendan kelly (@badsandwich) February 16, 2012
The band last released the Buttsweat And Tears EP in 2009 via Fat Wreck Chords; their most recent full-length is Oh! Calcutta!, released in 2006.