Are you a My Starbucks Rewards member?
If you are you might be able to score a free star in just a few seconds of time.
This worked for me but I am not sure if this will be available to everyone- worth a shot!
Head over to My Starbucks Rewards and log into your account.
Score down and look for an image like this toward the bottom.
In my account I had to enter the year of my birth and then confirm my mailing address. Once I did that, they sent an email with a code and I just entered it into my account and that was it.