Kmart Double Coupon Event By Tammy Kraeer - 2010-03-19 0 324 All Posts May Contain Affiliate Links. Read Our Disclosure Policy Here! The Double Coupon Event is back April 4th-10th! Our local Weirton, WV, Moon Twp., PA, and Steubenville, OH are participating. Head on over to Hip2Save to get full details.