STARS' EGO TRIPS TRIP UP FLICKS  —  IT'S bad-behavior time on the sets of a trio of movies now being shot.  —  Chris Tucker, the star whose large paycheck and ego have been well-documented, has been demanding script changes in "Rush Hour 3."  —  "He won't come out of his trailer until …

Katie Holmes: I Love Calling Tom 'Husband'  —  In her first sit-down interview since her November wedding to Tom Cruise, Katie Holmes reports on married life - and, no surprise, the news is good.  —  "I have a husband and children that I adore.  I have a career that I really love.

Alanis Morissette, Ryan Reynolds End Engagement  —  Ryan Reynolds and Alanis Morissette have called it quits - and this time, it's official.  —  Their reps, Dvora Vener and Meredith O'Sullivan, tell PEOPLE in a joint statement, "Ryan Reynolds and Alanis Morissette have mutually decided to end their engagement.

Fergie: I'm Not Engaged - Or Pregnant  —  Fergie wants to set the record straight, again: She and her boyfriend, Las Vegas star Josh Duhamel, are not engaged.  —  "I've heard that I've been engaged probably about seven times, and pregnant, but I've never been either," she told reporters in Miami on Thursday.

Britney Groveling to Get Back with K-Fed?  —  Britney Spears has been making late-night phone calls to K-Fed in hope of a reconciliation, so say several of Kevin's close peeps.  They tell TMZ that Britney's relationship with Isaac Cohen is a ruse to make Kevin jealous.

Chapman film: Imagine there's no audience  —  'Chapter' and Vs.: Jaret Leto and Lindsay Lohan star in the controversial movie.  —  John Lennon fans are calling for a boycott of a movie about his killer, Mark David Chapman, even as producers left Sundance without a distributor.

NEW SET OF LIPS  —  IT looks like Mary-Louise Parker has split from her "Weeds" co-star Jeffrey Dean Morgan.  Page Six spotted Parker and Morgan last December looking very much together at Soho House, but they were seen arguing last week at Nobu Next Door.  "She was trying to hold his hand and get his attention," said our source.

Johnny Knoxville Separates From Wife  —  Johnny Knoxville's rep confirms to Usmagazine.com that the Jackass star is calling it quits on his marriage.  "They have been separated," Amanda Silverman, Knoxville's rep, tells Us.  —  Knoxville, 35, and his wife Melanie have been married since 1995 …

Matt Damon in Berlin - RGS exclusive  —  Melanie just sent me as promised some more set photos from "The Bourne Ultimatum" film set in Berlin.  It turns out that Melanie is not just an awesome graphic designer but also a natural born paparazzi.  —  Cute hear muffs by the way

Nicole Richie Will Not Be Pleased  —  Mandy Moore, who is dating The Simple Life star's former fiance DJ A.M. gave this juicy quote to the new issue of Seventeen magazine:  —  "Oh, God!  I tell you what: In this industry it's my job to look a certain way or whatnot - and it's' weird for men too.

TOMMY TURN-ON  —  HARD rocker Tommy Lee has a soft side, and he's not afraid to flaunt it.  Spies at nightclub Home on Wednesday witnessed Lee fawning over his cocktail waitress.  "He was obsessed with her," we're told.  "He kept telling her about a new line of lingerie for men and his new perfume line.

'Don Vito' Margera hit with sex charge  —  GOLDEN, Colo. - Reality television's Vincent "Don Vito" Margera, uncle of "Viva La Bam" star Bam Margera, was ordered Thursday to stand trial on felony charges that he groped three girls at an MTV promotional appearance.

Sam-Whore-A Shows The Goods in Maui  —  Ok so if you're tired of seeing the youthful crotches of the likes of Britney Spears and Lindsay 'Firecrotch' Lohan then how about the used and abused crotch of 35-year old MILF Denise Richards?  I know it's not quite the 'Full Frontal' variety that Brit …

Liz Hurley picks up her wedding rings.  —  Did Splash spot Liz picking up her wedding ring?  Elizabeth Hurley stoped by a top New York jeweller's with fiance Arun Nayer ahead of their wedding in March.  She was seen sporting a huge engagement ring when she went in.

Ashes of Angie's Mom To Be Scattered  —  British tabloid The Daily Mirror reports that Angelina Jolie will take Brad Pitt and her family to scatter her mom's ashes in the Bahamas.  (Marcheline Bertrand, 56, died last week from ovarian cancer.)  —  Their source says: "It was one of her favorite places …

Britney, K-Fed Custody Agreement Extended  —  Britney Spears and Kevin Federline will continue to share custody of their two young sons this month, following the terms of a January custody agreement, Federline's attorney confirmed Thursday.  —  Also on 6abc:  —  More Entertainment Stories |

Sienna Kicks Ass in 3" Heels  —  Sienna Miller kicked up her heels yesterday — to let a photog have it!  —  The "Factory Girl" star was headed into a NYC building when she was ambushed by flashes, but instead of her usual smile and duck technique, Miss Miller opted for a camera shove perfected by her ex, Jude Law.

Vince Vaughn Wants Aniston Back  —  Los Angeles, CA (BANG) - Vince Vaughn is wishing he could turn back the hands of time and walk merrily down the street with "Rachel."  —  Vince is desperately trying to get ex-girlfriend Jennifer Aniston back, his friends have claimed.

Charlize Theron Surprises Hollywood, Again  —  The Oscar-Winning Actress Is Out With a New Documentary  —  The world has learned to expect the unexpected from Charlize Theron.  —  Now, the Oscar-winning actress has stepped from in front of the camera to behind it.

Sean Preston Plays Peek-A-Boo  —  We spotted Britney Spears' son Sean Preston (with his nanny) taking in the view from his mother's hotel room in Las Vegas.  Momma Britney, however, wasn't anywhere to be seen - hopefully she was enjoying Sin City as much as her son!  —  SEE MORE AFTER THE JUMP »

Can We At Least Agree That Paris Hilton Isn't Funny?  —  Well, I'm not sure how it took me so long to find this one, but here it is: Paris Hilton celebrating the new year with champagne and bigotry (quick sidenote: that's what the Hamptons smell like).  —  To be sure, I checked …