London - Help

Im nt from London and was wondering what the ticket outlet for concerts in Hyde Park is and who do I call 4 them when they go on sale. Im from Belfast and although they will play Dublin I was at Wembley i Sept and loved it and want 2 c their full London gig!!

Also is there another password to come from American XS other than the one we use to access it?? There is nout there besides what was there wen i first registered - screensaver, welcome message etc.

Please help if u can!!