1. If you're not from Poland you'll need to use a manual proxy (safer!) or a proxy server like:
http://www.proxyhideout.com/
http://www.ukryj.info/
http://www.bramkaproxy.com/
http://www.pepik.dnx.pl/
2. Enter http://www.stardoll.com in the url bar of the proxy server and hit 'Go' or 'OK' or press Enter.

3. Log into Stardoll.

4. Now enter following link in the url bar on top and press Enter again:
http://www.stardoll.com/en/contest/finish.php?id=674