Perhaps not a business, but it's definitely an idea for now.
I'm sure someone has thought of this before but I am currently on the works of designing SNSD -like inspired jumpers.
Except with a more general twist to it.
Here's an example :) [click for a larger image]
So this idea stemmed to life after i wanted to unite DBSK, SUJU, and SNSD in midst of all the fanatic wars going on in the world right now. Another way to make myself outcasted, while looking hot >:D