Interested in a Android users) and activate the offer when you reach the store. It's only good for Tuesday and Wednesday only and you have 15 minutes to use the coupon upon activation, so don't do it early!? If so, grab the mobile app (here ya go
This offer isn't showing up for me, but countless other sites posted this and some Hiffers sent in photos, so I'm pretty confident this is still active. My phone is probably bugging out a little.