AP - The buzz over Heath Ledger's performance as the Joker in "The Dark Knight" for the last several months was justified. With his final full film role, Ledger delivers what may be remembered as the finest performance of his career.

AP - Queen, Leona Lewis and Amy Winehouse were among the performers due to serenade Nelson Mandela at a concert Friday honoring the South African statesman's 90th birthday.

AP - Sophia Loren is imploring people to clear the garbage off the streets of her beloved Naples.

AP - Former "American Idol" Ruben Studdard is getting ready for a weekend wedding in his home state of Alabama.

AP - Lindsay Lohan's father says he's looking into a claim by a woman who says she had a daughter by him.

AP - LOS ANGELES (AP) — Paris Hilton is making good on her promise to become a better person.

AP - Rapper Lil Wayne is the latest addition to the lineup for this year's Voodoo Experience in the rapper's native New Orleans.

AP - The Emmy nominations could mark a breakthrough for shows as varied as "The Wire," "Mad Men" and "Family Guy." The programs are among the 10 drama series and 10 comedies that emerged as the semifinalists in balloting by Academy of Television Arts & Sciences members, the academy said Thursday.

AP - Mr. Big is out, and Mr. Goldblum is in. Jeff Goldblum will be joining "Law & Order: Criminal Intent" while Chris Noth — Mr. Big in the "Sex and the City" TV show and movie — is leaving after three seasons, a series spokeswoman said Thursday.

AP - Authorities have arrested a southeast Ohio man accused of stalking and threatening teen actress-singers Aly and AJ.

AP - LOS ANGELES (AP) — Paris Hilton is making good on her promise to become a better person.

AP - "The Hamburger: A History" (147 Pages. Yale University Press. $22), by Josh Ozersky: Writing an ode to a single foodstuff is a road studded with pitfalls. If you go too granular, your narrative is derailed by obscurity. If you're too generalist, you sink into a morass of cliche.