Hey there's the London mcm expo which is sweet it runs for a weekend every six months may and October I'm going to my first suit up at the may one they are realy kickass quite a few preds there 3 or 4 not including me coz I've never been in pred suit before I can't w8
THey have an Expo in London twice a year they also have an Expo further north not sure if its once or twice a year.
You also have memorabillia twice a year in Birmingham at the NEC. There are also a few other events like movie mania at the space centre leicester.
Theres a few things going on mate so there will be plenty of chances to wear your suit, you could also join us at the Aliens legacy forum and the UK Garrison both arrange great troops for costumers and they are also normally free if you go with either of them