$1 McDonalds Frappe or Smoothie Coupon July 14, 2010 by Jennie The links in the post below may be affiliate links. Read the full disclosure.Print Email There is a rare new $1 McDonalds Frappe or Smoothie Coupon available! Have any of you ever tried their Smoothies? They look yummy! Like this deal? Sign-up for the Bargain Blessings Daily Deal e-mail HERE so you never miss another bargain!