Lindsay & Samantha Get Cozy on Diddy's Yacht in Cannes  —  Talk about making a splash: Inseparable duo Lindsay Lohan and deejay BFF Samantha Ronson turned heads Thursday during a party on Diddy's yacht in Cannes.  —  The pair stuck together all night, holding hands and being affectionate.

Winehouse to go back to rehab  —  AMY WINEHOUSE will fly to Israel in a bid to beat her drug addiction, according to the chairman of the country's Anti-Drug Authority.  —  Eliezer Cohen says the Ivor Novello Award winning singer will undergo a “very short, intensive and effective treatment” costing £6,400.

P Diddy's new girl says he's more of a man than Eddie Murphy  —  P Diddy's latest girlfriend really knows how to hit a guy where it hurts.  —  Tracey Edmonds has only been out with the Didster a few times but already rates him more highly than ex-husband Eddie Murphy.

David Letterman reveals major “Sex and The City” movie spoiler (spoiler alert)  —  Sarah Jessica Parker was on David Letterman last night.  She told a cute story about how her five and a half year-old son, James, asked her politely when she returned from her European appearances for the film is she brought him a present.

Miley Cyrus Underwear Strip For Nick Jonas [del.icio.us]  —  Hannah Montana star Miley Ray Cyrus is stripping AGAIN!  It's almost been THREE weeks without a seductive Miley Myspace photo leak.  Supposedly, she emailed these pictures to Nick Jonas when they were dating.

From Iron Man to Hef?  —  Move over, Johnny Depp!  —  It sounds like the next big male star to come to Chicago could be Robert Downey Jr., if he lands the role of Hugh Hefner in a big-screen biopic now in the works.  —  It's not a 100 percent done deal, but sources say Hefner has signed off …

Jennifer Aniston & John Mayer's Wild Sex Life  —  Whipped cream, feathers, ice cubes...  New couple Jennifer Aniston and John Mayer are making some beautiful music together — in the bedroom!  —  In the new issue of Star, we report on the couple's superhot sex life that has left Jen floating on cloud nine for the last couple weeks.

FURIOUS DENISE RETURNS FIRE  —  DENISE Richards is lashing back at her ex, Charlie Sheen, over the ugly accusations made by his friends on Page Six yesterday.  —  Sheen branded her a liar and claimed she sent his fiancee, Brooke Mueller, an e-mail asking him for his sperm so she could have another kid.

Diddy Makes Naomi Catwalk the Plank!  —  Glamazon Naomi Campbell celebrated her 38th b-day Wednesday by getting into some ridiculous drama!  —  So, when Naomi showed to party on Diddy's yacht in Cannes with convicted felon and known con man Christophe Rocancourt (who has admitted …

Ashlee Simpson and Pete Wentz Take Caribbean Honeymoon  —  Newlyweds Ashlee Simpson and Pete Wentz didn't spend their honeymoon in their basement after all.  —  Wentz told Ryan Seacrest Tuesday that they were hiding out at home, “eating DiGiorno's pizza,” to “save that 30 grand” days after their wedding.

Michelle Williams Reflects on ‘Cool’ Cannes  —  In her first public interview since Heath Ledger's death, Michelle Williams said it was “cool” to be at Cannes.  —  The actress, 27, arrived in the south of France Thursday in time to dazzle at the red carpet premiere of her film Wendy and Lucy.

Jenna Hager to Ellen: Use Our Ranch for Your Wedding  —  From left: Laura Bush, Jenna Hager and Ellen DeGeneres  —  John McCain may disapprove of Ellen DeGeneres and partner Portia DeRossi's intentions to marry, but there's another Republican who is only too happy to help with the upcoming nuptials: Jenna Hager.

Bachelor Matt Grant Stands By His Fiancée  —  He gave her the rose and an engagement ring, and she surprised him with a photo spread in Girls Gone Wild magazine.  But Bachelor star Matt Grant says he has no problem with fiancée Shayne Lamas's revealing pictures.

Katie Holmes bullies her employees  —  Gossip blogs aren't the only ones who think Katie Holmes has changed for the worse since marrying Tom Cruise.  Apparently her friends think so too.  Where Katie publicly comes off as soft-spoken-to-the-point-of- meek since hooking up with the pint-size actor …

Dirt Star Laura Allen Pregnant  —  Laura Allen of TV's Dirt is expecting her first child with her husband Bruce Weyman, her rep confirms to PEOPLE.  —  “We are overjoyed to bring the first grandchild into both families this summer,” Allen says.  “We don't know boy or girl …