Update 1/24/13: THANKS TO READER LAURIE FOR FINDING THE REAL DEAL, YOU ROCK!!! (sorry, blue is sold out)
This Mother of the Bride is getting family invited and ready for the big day (maybe?) in Italy, but she is going to flip when she runs into the uninvited Father of the Bride. In the meantime she is looking very cool and very confidant and very beautiful. She is starting to introduce some Mother of the Bride elements into her wardrobe already with this sleeveless, pleated, beaded collar blouse. This is a good look for Brooke. Here are some similar versions:
6.19.12 Update, found the Real Deal. Available in beige, but also cobalt and black at Farfetch.com
However, the print of the dress is so fashion forward. Lots of large prints are out there for spring, including oversized blown up flower prints, and tie dye/ batik like large scale ethnic prints like this. The asymmetrical billowy one sleeve adds another pretty feminine element to the original. This would look great with a blazer or leather jacket on top. I love the tights with the dress on the model in the last image. So here they are, a couple of similar options, and affordable ones too: