Today only, December 12th, you can save 20% off of regular priced items at Walgreens! If you plan to shop online instead, use the code CHEER20 to save (and note that shipping is free with a $25+ purchase).
There is fine print that you need to make sure you read:
All regular-price merchandise receives a 20% discount. Discounts not valid on prescriptions, cigarettes, dairy products, liquor, liquor department items, phone cards, newspapers, magazines, stamps, gift cards, home medical equipment, items or services submitted to insurance for reimbursement or where otherwise limited by law. Also not valid toward Prescription Savings Club membership fee. Not all products are available in all locations. Coupon must accompany purchase. Copies of coupon are void.