1. Log out of Stardoll.
2. Change your manual proxy into: 126.96.36.199 and Port 80
Click HERE to learn how to use a manual proxy.
Then go to this website: http://www.stardoll.com/en/cinema/?id=124
3. Log in.
4. Watch the WHOLE trailer.
5. Turn off the proxy and it will be in your normal stardoll suite.
Note: It might be VERY SLOW, but it probably works if you're patient :)