J.Crew coupon: Extra 40% to 50% off + free shipping w/ $150

J.Crew takes an extra 40% off sale styles and an extra 50% off final sale styles via coupon code "MUSTSHOP". Alternatively, the same coupon cuts 40% off select full-price items. (Eligible items are marked as such.) Shipping adds $5, but orders of $150 or more qualify for free shipping. Deal ends January 11.