Besides creating one of the world's most successful tech companies, Larry Ellison invented the 5 o'clock shadow plus blazer look. He drives an Audi R8 to the gym — the car Top Gear's Jeremy Clarkson described as "like smearing honey onto Keira Knightley." Ellison also owns a gigantic high-tech yacht on to which he disappears for months at a time. Face it, people: He is Tony Stark, known as Iron Man in the press. And his employees think so, too. "Having watched the movie at an Oracle employees premiere," one writes, "I can agree and I'm sure so do my fellow Oracle employees." Clips for comparison, below.

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