Estella Warren Arrested for DUI, Assault, Escape!  —  Actress/model Estella Warren is in jail right now, after allegedly slamming into three cars, kicking a cop and escaping from the police station ... law enforcement sources tell TMZ.  —  The crazy incident occurred Monday night just before midnight.

Maria Shriver's People Leaked Arnold Baby Story  —  The Arnold Schwarzenegger baby drama story was leaked to the media by Maria Shriver's own people ... and they did it because Maria was so angry at Arnold, she wanted to do it herself.  —  TMZ has new information from sources connected to Maria.

‘Jersey Shore’ BRAWL — Ronnie BEATS UP Situation  —  Ronnie and The Situation got into a MAJOR fist fight with each other last night in Italy ... TMZ has learned — and based on the post-brawl pictures ... the Sitch got his ass kicked.  —  The two arrived separately back to their apartment hours ago …

William & Kate Welcome Obamas to the U.K.  —  From left: President Barack Obama, the Duke of Cambridge, the Duchess of Cambridge and First Lady Michelle Obama  —  In their first royal duty since their wedding on April 29, the Duke and Duchess of Cambridge met briefly with President Barack …

Lady Gaga Does Letterman In Her Underwear  —  Gaga must have been David Letterman's favorite guest last night!  For her third outfit change on Monday, the Lady picked two items that always seem to work for her: underwear and a mask!  The Judas singer has been on a whirlwind promotional tour …

Kevin Federline And Pregnant Girlfriend Victoria Prince Sport Matching Tummies  —  While Britney Spears and boyfriend Jason Trawick were in Vegas for the Billboard Awards, her ex Kevin Federline and pregnant girlfriend Victoria Prince were rooting on Sean Preston at his baseball game in Calabasas.

Lindsay Lohan — Oops, My Boob Fell Out AGAIN  —  For the 2nd time in less than a week ... Lindsay Lohan's right breast escaped its holster and hung out in Miami.  —  Once Lohan got a hold of the situation, she flashed another piece of her anatomy to photographers ... her middle finger.

Justin Bieber, Selena Gomez Take Their Love to Hawaii  —  Fresh off their big night - and big kiss - at Sunday's Billboard Awards in Las Vegas, Justin Bieber and girlfriend Selena Gomez took their teenage love tour to Maui.  —  Photographed on a boardwalk down to the ocean, a shirtless Justin …

LeAnn Rimes Shows Off Teeny Bikini Body (Photo)  —  LeAnn Rimes is living la vida loca on her honeymoon in Cabo San Lucas, Mexico — or at least her teeny bikini looks like it's ready to party.  Rimes and her new hubby, Eddie Cibrian, have been catching some rays south of the border during their romantic post-wedding getaway.

MTV's next reality project: ‘Married Young’ — EXCLUSIVE  —  MTV's next reality focus: Marriage.  —  After earning a ton of viewers with its Teen Mom and 16 and Pregnant reality shows, the network is developing a new series that could be seen as a natural next step.

‘Bachelorette’ Ashley “grateful” to axed guys  —  Bachelorette star Ashley Hebert has said that she will be “forever grateful” to the men she had to eliminate in the first episode of the show.  —  The dental student sent home several men on Monday night's season premiere, leaving 18 bachelors in the running to win her affections.

‘Glee’ Star Jane Lynch Is The Top Choice To Host The Emmy Awards  —  Fox is taking a page from CBS' playbook, going with a standout performer on a hit comedy series as the host of the Primetime Emmy Awards.  After How I Met Your Mother co-star Neil Patrick Harris garnered rave reviews …

The Hangover 2 Will Be Released Despite Tattoo Lawsuit  —  Warner Bros. The Hangover 2's release will not be put on hold despite a legal fight over the tattoo seen on actor Ed Helms' face in the new movie.  Mike Tyson's tattoo artist was attempting to put the film's release on hold …

Lenny Kravitz Joins ‘Hunger Games’ … Lenny Kravitz has joined the cast of The Hunger Games in a role that fans of Suzanne Collins' best-selling trilogy have been anxious to see filled.  —  The actor-musician will play Cinna, the fashion stylist assigned to Katniss Everdeen (Jennifer Lawrence) …

Armie Hammer Talks Leo DiCaprio Kiss  —  Armie Hammer opens up to ET Canada's Matte Babel about kissing Leonardo DiCaprio in their new film together, J. Edgar in a new interview!  —  The 24-year-old actor dished that his wife, Elizabeth Chambers, wasn't jealous of Armie's smooch with Leo.

Freedom fling  —  Lindsay Lohan partied harder than she worked in Miami this weekend.  She did a sultry photo shoot for Plum magazine Saturday afternoon but spent all of Friday, Saturday and Sunday nights partying late at the Fontainebleau's LIV and Arkadia nightclubs.

Sofia Coppola Planning Summer Wedding with Rocker Boyfriend  —  Director Sofia Coppola's latest project?  A wedding!  —  The Somewhere director will marry longtime rocker beau, Thomas Mars, in August at her family's villa in Bernalda, which is in southern Italy.

‘Bachelor’ Winner Emily Maynard Returns Brad Womack's Ring  —  If there was any question about the status of Emily Maynard and Brad Womack's relationship (or lack there of), the answer is now crystal clear.  The winner of ‘The Bachelor’ has reportedly returned her engagement ring.