When he wasn't, they provoked the IRS. His downfall and the near-total eclipse of his reputation were the sad result.

FORBES: The IRS Gets a Doctor

While it isn't the sexy story that sells tabloids, a star's downfall translates to higher premiums for the firms that agree to underwrite them.

FORBES: Star Insurance

And I think that's been the downfall of supermodels in general because the term supermodel doesn't exist anymore.

NPR: Will 50 Cent Retire?