Watch Alt-J perform “Tessellate” on Late Night with Jimmy Fallon (playing the Electric Factory tomorrow)

English electronic-pop act Alt-J stopped by Late Night with Jimmy Fallon last Thursday.  The band performed “Tesselate” off of their 2012 Mercury Prize-winning debut An Awesome Wave; watch the live video of the downtempo, smoldering track below.  Alt-J play the Electric Factory with Lord Huron tomorrow; tickets and information can be found here.