Forever 21 founder Do Won Chang worked as a janitor, gas station attendant,
Net worth: $5 billion (as of Sept. 2013)
Do won chang, founder and CEO of Forever 21, was raised in South Korea before moving to California at age 18 in 1981. Initially he took up three jobs as a janitor pumping gas and working in a coffee shop. He was only a high school graduate. He opened a little store in Highland Park, Los Angeles and it was called Fashion 21 which sold trendy designs from Korea. The store got popular and at present has over 480 stores worldwide. Now he is worth 3.6 billion.