Previously, Eliza posted a who wore it better roundup that featured the dress below by S=YZ. I took the information and expanded it for a post for Dramafever. Basically, it was just a get a look for the dress since you can't buy it anywhere.
As you can tell, it was a SNSD's Hyoyeon vs f(x)'s Victoria vs Rainbow's Jaekyung battle. Who won? Hint: my favourite did.