Pop star and actress Hillary Duff is single after reportedly ending her relationship with Joel Madden.

The pint-sized super star is said to have broken up with the "Good Charlotte" front man earlier this month because their eight-year age gap was becoming an issue.

Prosecutors in Los Angeles have charged a New York teenager with stalking actress and pop star Hilary Duff. Maksim Myaskovskiy, 18, who was arrested on Friday by Manhattan Beach police, pleaded innocence at his first court appearance Tuesday.

At the request of prosecutors, his bail was raised to $1 million.

The police in California has arrested a Russian teenager suspected of stalking and making criminal threats against Hollywood actress and pop star Hilary Duff.

The 19-year-old singer-actress and her boyfriend, Joel Madden from the band Good Charlotte, were both seeking for a restraining orders against Makism Myaskovskiy, 18.

Disney channel's "Lizzie McGuire" star, Hilary Duff, is currently negotiating with notorious former Hollywood madam Heidi Fleiss to star in the Fleiss-produced film "Beverly Hills Tutor," which is rumored to be very raunchy.

This is a huge departure from the clean cut image of the pop princess, and it's just what Hilary is in the market for.