Walgreens has these onsale this week for $1 buck and they have a coupon that you can get from (yes a Walmart page) for a Manf. Coupon of $1 buck off. Valid on 7 UP, A&W, Canada Dry or Hawaiian Punch.
There is a $1 off Dr. Pepper Ten, 7-Up Ten, A&W Ten, Canada Dry Ten or Sunkist Ten Soda 2-liter Coupon that will make these FREE. Note: The coupon does not expire until 12-31-14 so you might be able to find other deals going forward.