Win gown inspired by Siriano's Wonderstruck creation

A facsimile of this Christian Siriano confection, created for Taylor Swift's Wonderstruck campaign, is up for grabs.

Taylor Swift is launching her “13 Days of Wonder” sweepstakes giving her fans a chance to win a gown inspired by the Christian Siriano one she wears in the commercial for her Wonderstruck fragrance.

Fans visiting the singer's Facebook page can enter on the Wonderstruck tab https://www.facebook.com/TaylorSwift?sk=app_363351373694200 beginning March 21 for a chance to be one of 12 winners who receives a bottle of Wonderstruck, or the grand prize winner of the Wonderstruck-inspired gown and a bottle of the fragrance. You will be allowed to enter every day through April 9 to increase your chances of winning.

The contest is open to girls and women, ages 13 to 35, who are residents of the United States. Winners will be announced in late April.

Watch the video: http://youtu.be/woiScNulLyE

You can preview the second chapter of Taylor’s Wonderstruck commercial in the Video Gallery on the Wonderstruck Tab, with a secret code. The new commercial will also screen during previews preceding "Hunger Games" screenings this weekend. Fans who enjoy Chapter 2 are invited to tweet @GetWonderstruck or use the hashtag #Wonderstruck.

A 1.7 fluid ounce bottle of the eau de parfum is selling for $49.50 at Macys.com.