If you are from the USA, log in and you should have it.
If you are from any other country, follow the steps below:
1) Go to any USA proxy like:
usafastproxy.info/ OR uk-proxy.co.uk OR dontfilter.us/ OR bypassthe.net/
2) Copy and paste the stardoll link on the white search bar:
http://stardoll.com/en/
3) Click "Go" or press Enter on your keyboard.
4)A Stardoll page should load. Log in.
5) Leave the proxy page and go to stardoll as usual. Tiara will be in a Nikki Maxwell shopping bag in your suite.