If you live in Brazil, Log in and Enter contest by clicking HERE
-If you don't live in Brazil

1)Go to Brazilian proxy:
brazilsurf.info/ OR brazilunblock.info/
2)Paste stardoll link in the Web Address box of the proxy

http://www.stardoll.com

3)Click Enter URL here -> GO

4)Log in stardoll
5)Copy and Paste the contest link in proxy Address bar: 

http://www.stardoll.com/en/contest/finish.php?id=1529

6)Wait till pages loads, Click on Enter Competition

7)Leave the proxy, Go to stardoll as usual

Dress should be in a Stardoll  bag in your suite