While he was technically fired, there is no doubt Jobs told all his bosses to stick it during his first term at Apple. He would go on to found 2 multi-million dollar companies, then come back to save the company that he founded and was fired from.
Gordon Moore, Robert Noyce, Eugen Kleiner:
The three left Shockley Semiconductor Laboratory to help form fairchild semi-conductor and later to form intel and Kleiner Perkins.
Fired from ford for his disagreements with the boss, he would join and save Chrysler. "If you can find a better car, buy it."