Jamba Juice is offering a $1 off coffee smoothies for a limited time. Deal is valid on every thursday till September 3, 2010. [Store Locator]

Jamba Juice is also offering a 2-for-1 deal good on any menu drink with this printable coupon for a limited time. This deal is limited to stores in California, New York, and Chicago. Coupon expires July 13, 2010.