This lace dress from Kate at See Kate Sew is just too cute! The ruffle collar contrasts perfectly with the delicate lace in the dress, and the effect is pretty, but not too formal.
Want to make your own? You can download a PDF of the pattern on See Kate Sew!
More:

• Beautiful Dyed Eyelet Lace Dress @Craftzine.com blog
• DIY-ing the Emmys: The Gown, Shoes and Accessories @Craftzine.com blog
• HOW TO – Make a Gilded Lace Crown @Craftzine.com blog