Nasty Gal offers its Nasty Gal Women's Sparkle of My Eye Sequin Dress for $70. Coupon code "MAGIC55" cuts it to $31.50. With $6 for shipping, that's $38 off and a solid price for an iridescent dress. (Similar styles are $50 more at most stores.) It's available in sizes 4 to 10 and will make all your mermaid/unicorn dreams come true.