Mel Gibson's Wife Files for Divorce  —  We've learned Mel Gibson's wife Robyn has just filed legal papers to divorce Mel Gibson, her husband of 28 years, citing “irreconcilable differences.”  Pretty ironic — Robyn signed the papers the day before Good Friday.

Duggar family: Another baby on the way!  —  Wife of eldest of 18 children is expecting the family's first grandchild  —  There's a new Duggar on the way, but this time it's not Michelle Duggar adding another to her brood of 18 children.  Instead, it's a grandchild expected by the oldest son and his wife of seven months.

Chris Brown wastes little time after Rihanna  —  Chris Brown is moving on.  —  The R&B singer has started dating again since his troubled relationship with pop chanteuse Rihanna ended last month, and it appears he has gotten back together with another ex-girlfriend.

Padma Lakshmi Poses Nude, Exposes Scar  —  Padma Lakshmi  —  Padma Lakshmi's favorite part of her body may be surprising - it's the seven-inch scar on her forearm from a car accident at the age of 14.  —  “I love it because it makes me a person who has an interesting past …

Kardashian Family Member Getting Plastic Surgery  —  There are some big changes coming to the Kardashian household.  “Someone in the Kardashian family will soon have plastic surgery,” Kim Kardashian told PEOPLE exclusively at the Seminole Hard Rock Hotel & Casino Saturday night.

Simon Cowell Hints He May Leave American Idol  —  Good news to American Idol wannabes who dread Simon Cowell's critiques: He may be leaving the show.  —  In a new interview with the U.K. Mirror, the sharp-tongued judge, 49, says he is getting tired of traveling for his three TV shows — and Idol would be the first to go.

Amazon Follies  —  On Amazon.com two days ago, mysteriously, the sales rankings disappeared from two newly-released high profile gay romance books: “Transgressions” by Erastes and “False Colors” by Alex Beecroft.  Everybody was perplexed.  Was it a glitch of some sort?

MARILYN CHAMBERS, LEGENDARY ADULT ACTRESS, DEAD AT 57  —  The world-famous performer worked in both XXX and mainstream films  —  SANTA CLARITA, Calif. - Marilyn Chambers, star of such golden age classics as Behind the Green Door and Insatiable, was found dead Sunday in the mobile home …

LeAnn Rimes: “People Are Fascinated With My Personal Life”  —  LeAnn Rimes — who had a fling with her Lifetime movie costar Eddie Cibrian — says she isn't surprised that people are interested in her love life.  —  “I've grown up in the press my whole life,” she said on Monday's Today show …

On RadarOnline First: Stalker Breaks Into Tila Tequila's House and Twitter Account  —  Tila Tequila, who first made waves as the most popular person on MySpace, got her first brush with some very scary, and potentially dangerous, fan attention.  In the early hours of April 13 …

The Obama's Dog Has Arrived - at Last!  —  A Portuguese Water Dog; Sasha and Malia Obama  —  Forget about hunting for Easter eggs.  The president's daughters have a much better treat in store this holiday weekend: a new dog!  —  After months of anticipation, a 6-month-old Portuguese Water Dog named Bo …

Madonna Makes Adoption Plea to Malawi Newspaper  —  Madonna opens up about her failed attempt to adopt 3-year-old Mercy James in a new interview.  —  “I want to provide Mercy with a home, a loving family environment and the best education and healthcare possible,” she e-mailed Malawi's Nation newspaper in response to its questions.

Box Office Report: ‘Hannah Montana: The Movie’ wins the weekend  —  Miley Cyrus' Hannah Montana: The Movie jumped out to a big lead at the box office and never looked back on this competitive holiday weekend.  The Disney Channel adaptation took first place with a hefty …