Dinner at 6:30pm, straight after work, and then optionally, there is a Korean movie "As One, Korea" playing at Odeon Panton Street at 8:45pm. If you want to come to the movie I suggest that you buy a ticket in advance to avoid disappointment.
Link to the movie at Odeon Panton Street. This is all part of the London Korean Film Festival 2012:
No MeetUp fee for this event but you must RSVP to attend please.