Muse Cat Food New June Coupon Coupon for: $1.69). Muse® Cat Food Buy 3 Get 1 FREE Buy (3) 2.1 oz. tubs or 3 oz cans of Muse® Wet Cat Food get (1) FREE (up to $1.69). Redeemable only at Pet Specialty Stores. Expires: 8/5/2017 Coupon has expired, but there are many more below!