Walgreens has select 1.5-oz. Kit Kat Wafer Milk Chocolate Bars (Various Flavors) on sale at 2 for $1.13 when you login to your myWalgreens account (free to register) and follow the instructions below. Select free store pickup where available ($10+ order minimum is required for store pickup).
Note, availability for store pickup may vary by location.
Instructions:
Log in or Register for a myWalgreens account (coupons are typically limited to one per account).