This dress was so hard to find an alternative to! Luckily with a very long google search, i found something similar, and its really cheap too! Pair with some purple leggings (or any other colour leggings if your feeling adventurous) and a wide black belt.

Under $20

Leggings: American Apparel Purple Leggings - $10.00

Dress: Chiffon Tunic Tank Dress - $15.00