Apple is making a major announcement in London at 11am (BST) today to announce the launch of the iTunes Music Store in the UK. Posters for the music-download service have already started appearing across London – see right. It is also expected to open the store in selected other European countries.

Macworld UK will be at the announcement. Apple CEO Steve Jobs is expected to announce the new service at an event in Old Billingsgate Market.

More information at will follow after the event.

See here for more details.