JCPenney takes up to 65% off a selection of junior men's and women's formal wear and accessories during its Prom Sale. Plus, take an extra 20% off with no minimum spend or an extra 30% off orders of $100 or more via coupon code "COOL30". Opt for $3.95 ship-to-store pickup to dodge the $8.95 shipping fee, or spend $99 or more to receive free shipping. (Ship-to-store pickup is free for most orders over $25, after coupon; free same-day pickup may also be available for select items.) Size availability for some items is limited. Deal ends March 21. A couple of best bets, both with prices after coupon and free ship-to-store pickup:

My Michelle Junior Women's Sleeveless Evening Gown for $76.99 (pictured, $92 off)

City Triangle Junior Women's Sleeveless Ball Gown for $97.99 ($102 off)