How do you become a international top fashion designer and make lots of money?

I want make a big business that know like Baby Phat, Enyce, Roca wear; a top of the line Business. I want to know my road to success and how I can start on my dream to be big and get notice. Any tips?|||In college you would have to take a fashion design class and then if you are lucky and good enough you can create a business :)