Sean John, the world's fastest growing line of contemporary sportswear for men, has launched " Bad Boy Athletics " to produce a street wear line for men and that will bear the famous Bad Boy logo. Bad Boy Athletics, a privately held company, was created by music icon and producer Sean "P.Diddy" Combs, who made his fashion debut with a men's sportswear collection for the Spring 1999 season. The new Bad Boy line of men's streetwear is sold in specialty stores across the country as well as select on- line retailers around the world.