Does anyone have any idea where this dress is from?

http://www.google.co.uk/imgres?imgurl=http://www.nowmagazine.co.uk/imageBank/p/Pixie-Lott-161.jpg&imgrefurl=http://www.nowmagazine.co.uk/gallery/star-style/25841/13/5/new-pictures-pixie-lott-dress-style-file/1/&usg=__PRnt3m2ILPl6jNy0wTINWsTxfOk=&h=400&w=300&sz=28&hl=en&start=451&zoom=1&tbnid=0Q8Na9OdBKoKUM:&tbnh=152&tbnw=111&ei=61X_TbWeM4O2hQexhbijCw&prev=/search%3Fq%3Dpixie%2Blott%2B2011%26hl%3Den%26biw%3D1440%26bih%3D781%26gbv%3D2%26tbm%3Disch&chk=sbg&itbs=1&iact=rc&dur=286&page=13&ndsp=42&ved=1t:429,r:0,s:451&tx=30&ty=53&biw=1440&bih=781