United Cube K-pop concert set for 5 December by Events Editor posted 19 Oct 201110 Dec 2017 updated 10 Dec 2017 in Events | Music. 1 minute read United Cube K-pop concert now set for 5 December in Brixton, according to this: http://t.co/b6AUljdX. B2ST, G.Na and 4minute. Sounds promising. (automatically generated) Read LKL’s review of this event here.