Smog Con 2012 is a new three day convention in the UK for warmachine and hordes players:
From their post:
Taking place on Feb 24th – 26th at Firestorm Games in Cardiff, the event covers painting, playing and everything in between. There are a mere five places left for this year, tickets are available from the firestorm games website.
Tickets are £30, getting you into the con, up to three competitive events, plus paint competition entry and speed paint rounds. For full details check out the Smog Con website.