Update: This is alive again through 12/16 between 2-5pm.
Through 11/18 between 2-5pm Starbucks is offering buy one, get one free on the following drinks:
-Caramel Brulee Latte
According to kosherstarbucks.com, the Caramel Brulee is not kosher but the Peppermint Mocha and the Gingerbread Latte are kosher dairy when made with milk. Starbucks also has kosher parve soy milk and the peppermint and gingerbread syrups (along with most other syrups) are kosher parve, but be sure to ask to see the labels to confirm that and make sure to request it without whipped cream, chocolate shavings, or any other dairy items if you want it to be non-dairy.
Disclaimer: Ask your own Rabbi to determine the kosher status of Starbucks.