alt-J have announced a one-off gig at the London O2 Arena for January 2015.
Along with this new announcement, tickets are still available for their previously announced dates in Wolverhampton, Brighton and Dublin for this September.
TIckets for alt-J at the O2 Arena go on sale Wednesday August 20th at 9am!
Dates available...
September 22nd - WOLVERHAMPTON
September 23rd - BRIGHTON
September 27th - DUBLIN
January 24th - LONDON