Get Up to 50% Off Pet Supplies during the Memorial Day at Pet Smart.com and get 8% off any order when you use coupon code BUYER at checkout. Plus, get 15% off orders over $75 when you use code 15OFF (coupons do not stack). This is the best sale we've seen at PetSmart this year. For example, this Tommy Bahama Floral Cuddler Dog Bed in red or blue, drops from $49.99 to $34.99 to $32.19. Shipping is $6.99 or $2.99 with orders over $50. Sales tax is charged in most states.