Charlie Sheen's ex-wife, Brooke Mueller, was been arrested Saturday in Aspen, Colo., on suspicion of third-degree assault and cocaine possession with intent to distribute, police said.

Mueller was arrested at a nightclub after a woman reported being assault by her, authorities said.

Mueller posted $11,000 bond and was released from custody.

She is scheduled in court Dec. 19.


Lien filed against Christie Brinkley

Supermodel Christie Brinkley owes $531,000 in back taxes and the IRS has filed a lien against her, records show.

The Daily News of New York reported that the tax lien was filed Nov. 21 on a mansion on New York's Long Island, where she lives.

A spokeswoman for Brinkley said the star was surprised to hear that the lien had been filed, and she "has instructed her team to resolve the matter immediately."