Today only, from 12-2pm CT, Walgreens is having a flash sale and you can get 20 FREE 4x6 Photo Prints with FREE Same Day Store Pickup when you use the code WOW20 at checkout online. Regularly $7.80! Offer is not valid in store or through the Walgreens Mobile App. You must order online. Click here to shop then log in or create a free account, upload your photos then add 20 to your cart and apply the code to make your order free.