Jackson's Last Will — Diana Ross Mentioned  —  Michael Jackson's will has been filed with the court.  Jackson asks that his mother, Katherine, be made the guardian of all three of his kids.  The will says if Katherine died before him or couldn't serve as guardian, he nominated Diana Ross.

Exclusive: Hilary Duff joins ‘Gossip Girl’  —  Is the Upper East Side big enough for Serena, Blair and the Duffster?!  We're about to find out because the onetime tween sensation is joining Gossip Girl for a multi-episode arc, sources confirm to me exclusively.

Kevin Jonas Gets Engaged!  —  Kevin Jonas surprised his girlfriend Danielle Deleasa by showing up at her doorstep in New Jersey early Wednesday morning and dropping down to his knee to ask her to marry him.  Presented with a cushion-cut diamond ring that Jonas designed with Jacob & Co., Deleasa couldn't believe what was happening.

Bradley & Renee's Date Night  —  If there is still anything going on between Bradley Cooper and Jennifer Aniston, it certainly didn't seem to be on the actor's mind on Tuesday night as he enjoyed a romantic Manhattan meal with Renée Zellweger.  —  The pair, who co-star in the upcoming Case 39 …

B-DAY BONANZA FOR LINDSAY LOHAN  —  LINDSAY Lohan's 23rd birthday isn't until tomorrow, but she's already managed to profit off the day.  —  According to sources, the troubled starlet was paid a cool $70,000 by the MGM Grand in Las Vegas to host an all-day “pre-celebration” at the hotel's Wet Republic pool party last Saturday.

Dangerous Drug Found in Jackson Home  —  Sources tell TMZ an extremely dangerous and potent drug used for surgical anesthesia was found at Michael Jackson's house after he died ... and this may well be the drug that killed him.  —  We're told the drug Propofol was discovered at the residence.

Oscar-winning actor Karl Malden dies at 97  —  Malden starred in TV's ‘The Streets of San Francisco’ and made famous the American Express catchphrase 'Don't leave home without it.' He appeared in more than 50 films over his long career.  —  Karl Malden, one of Hollywood's strongest …

Spencer Pratt: 9/11 Was an “Inside Job”  —  Spencer Pratt and Heidi Montag Pratt shared some controversial views on a radio show earlier this week.  —  In a Monday appearance on Alex Jones' radio show, Infowars, the couple revealed they feel 9/11 was an “inside job,” say the idea …

Jon & Kate Ratings Plunge 77 Percent  —  Jon & Kate Plus 8 ratings plummeted 77 percent last Monday.  —  Only 2.4 million viewers tuned in — significantly down from June 22's much-hyped divorce announcement episode, which was watched by a record 10.6 million.

Gwyneth Paltrow: People “Enjoy Life” More in Spain Than United States  —  Gwyneth Paltrow says Spain has “became a second home.”  —  “It is so different from the United States.  It seemed to have a history, and the buildings are years and years and years old.

First Look!  Kendra Wilkinson's Official Wedding Photos  —  When Kendra Wilkinson walked down the aisle last Saturday, “she looked so beautiful, I couldn't take my eyes off her,” groom Hank Baskett tells the new issue of Us Weekly, on stands today.  —  The bride — who is three months pregnant …

Erin Lucas Leaves The City  —  The NYU grad, who appeared as the pal to MTV star Whitney Port, shot some scenes for the series' second season but will no longer be on the show, her rep tells Usmagazine.com exclusively.  —  “It never hurts to try something new, but when you're born to do something …

Usher's Wife Thought “Marriage Was Intact”  —  Tameka Raymond says she didn't see it coming.  —  Usher's soon to be ex-wife states in a new court filing that she and the R&B star have not been separated since July 2008 and, in fact, were “intimately together” less than a week before he started divorce proceedings.

'I know I'm too skinny': Malnourished Courtney Love vows to gain weight again  —  Courtney Love has promised to put on weight after she was pictured looking frighteningly thin and gaunt in New York last week.  —  The former Hole lead singer, who covered up her skeletal frame in a black …

Michael Jackson Breaks Billboard Charts Records  —  As predicted, Michael Jackson is once again the King of the Pop charts.  —  Based on preliminary sales numbers from Nielsen SoundScan, the entire top nine positions on Billboard's Top Pop Catalog Albums chart will house Jackson-related titles …

MICHAEL JACKSON DEATH SHOT NOT OK  —  OK! magazine spent more than $500,000 on the “last” picture of Michael Jackson on a stretcher and possibly dead — but was it worth it?  Our well-placed source says some staffers objected to owner Richard Desmond's decision to put the ghoulish picture …

Taylor Swift: Bomb-Shell in Blue Jeans  —  Don't let those bouncy blond curls or the trendy denim fool you: Taylor Swift has the kind of focus most CEOs would envy.  But at 19, she's also charming and totally unguarded—listen quick before the publicists get to her!

Harry Potter: The Exhibition  —  Get ready, muggles, Harry Potter is coming to a town near you!  “Harry Potter: The Exhibition” is on tour!  The 10,000-sq. ft. exhibit offers fans an up-close and personal look inside the boy wizard's magical world.  “Harry Potter: The Exhibition” …

Baring All Is No Sweat for Hayden  —  Hayden Panettiere's new role in the upcoming movie ‘I Love You, Beth Cooper’ will give fans a lot more to look at than they normally get from watching her cheerleader ‘Heroes’ role.  —  The 20-year-old actress bares all in her new film, and as she tells PEOPLE …