PetSmart is having a friends and family event December 9-12 - score 15% off your entire purchase...no coupons needed!!
Make full use of this...
Avoderm Premium Dog Food 4.4lb for $5.99
Use 15% off coupon (use first)
Use $5 off coupon from here (you should be able to print 2 per computer)
Final Cost: $0.09
You could get 2 of these and donate them to the humane society if you don't need them...