BABY BOOMLET  —  RUMORS that Christina Aguilera is expecting a baby "are definitely true," according to a well-placed Page Six source.  "She's been telling friends," said one snitch, who revealed, "she has to be three months now, because she's announcing it."  This would be the first for Aguilera and her husband, Jordan Bratman.

'Jack had sex with Paris Hilton'  —  OZZY and SHARON OSBOURNE have revealed that son JACK once bedded jailbird PARIS HILTON.  —  The pair outed Jack's secret when I caught up with them in Ozzy's dressing room before last night's triumphant Wembley Arena gig.

Britney Spears Drinking Again  —  Is Britney Spears falling back into bad habits?  —  The singer - who has repeatedly denied having a problem with alcohol - was seen kicking back several rounds of cocktails on June 15, less than 90 days after leaving rehab.

Taped Before A Live Audience  —  It would seem that the speculation regarding Katie Holmes alleged pregnancy has been a bit premature ... tho, I remember thinking this exact thing when we started hearing rumors that she was pregs the first time back in 2005.

LONGER REHAB  —  LINDSAY Lohan won't be celebrating her birthday at Pure in Las Vegas over the Fourth of July holiday - because she may still be in rehab.  A close friend of Lohan said, "She is staying in Promises for longer than a month.  We don't know how much longer because of her work schedule …

JOLIE'S 'MIGHTY' FAKE APOLOGY  —  A QUESTION for Angelina Jolie - you say you're sorry and not at all responsible for trying to get Fox News banned from the premiere of "A Mighty Heart" last week - but, are you really?  —  The pouty-lipped baby addict apologized for not only trying to ban Fox reporters …

Judge Orders Nicole Richie to Stand Trial  —  As her friend Paris Hilton sits in jail, Nicole Richie inches closer to learning her own fate.  —  The Simple Life star, who was arrested for a DUI in December of 2006, was ordered today by a Los Angeles Superior Court to stand trial on July 11.

Katie Holmes Probably Isn't Pregnant.  Maybe.  I Don't Know  —  There have been a lot of rumours lately about whether or not Katie Holmes is once again pregnant with the Alien Spawn of Tom Cruise.  Sources claim they are, agents claim they aren't, and a few photos kind of maybe made it look like she might be.

McG and partner a new pop duo?  —  Are former New Jersey Gov. Jim McGreevey and his partner, Mark O'Donnell, thinking about adopting?  —  The ex-gov recently revealed their dream while shopping for baby clothes at Saks, according to an eavesdropper.  "He said he wanted to adopt a baby," the source tells us.

Kristy & Lloyd Sound Off  —  "Do I feel as though she attacked me?  She absolutely attacked me," Kristy said.  —  When Lloyd Eisler showed up to his ex-wife Marcia's home in Ontario with Kristy for the first time he says the scheduled Fathers Day Weekend children pick-up turned violent.

Liv Tyler 'Definitely' Wants Plastic Surgery  —  Liv Tyler is one celeb who isn't swearing off plastic surgery.  —  "I'm definitely going to have some, I'm sure," the actress, who turns 30 on July 1, says in the July issue of Allure.  "Especially when you see what happens to your body after you have a baby."

SCREEN DREAMER  —  AVRIL Lavigne may make fun of Britney Spears and Jessica Simpson, but the faux punk princess wants to try her hand at acting - just like her rivals.  In a synergistic move, Lavigne is said to be in talks with Sony BMG (for which she also records) to play a lead role in a …

Incest IS Best  —  The cheerleader from Heroes aka Hayden Pantyaires (I never know how to spell her last name and why try?) was caught "canoodling" with her TV dad on the set yesterday.  French kissing your TV dad is the new French kissing your real dad.  I'm sure she's just kissing him on the cheek and giving him a handjob.

Pamela Anderson Is Just An Illusion  —  Here's Pamela Anderson and some illusionist named Hans Klock promoting their Vegas show "The Beauty of Magic" on the Today Show.  I never heard of this guy Hans before but he me must have a hard-on for Pamela to have her be his "assistant".

Chachi — 45 and Single?  —  San Fernando Valley lothario Scott Baio, who has allegedly had his way with numerous Hollywood honeys — including Heather Locklear, Pamela Anderson, Denise Richards and Nicollette Sheridan — is now 45 and still single.  What?  —  Chachi, seen here with pal Jason Hervey …

Jennifer Aniston's Visit from Brad Pitt's Mom  —  Jennifer Aniston and Brad Pitt split more than two years ago - but that wasn't the end of Aniston's relationship with Pitt's parents.  —  In fact, on Sunday - Father's Day - Pitt's Springfield, Mo.-based mother, Jane, dropped by Aniston's Malibu home for a quick chat.

Usher's Fiancee Tameka Foster Speaks Out on the Rumors, Romance and the Rock: Tameka's Turn - PART I  —  As rumors swirl around her engagement to R&B superstar Usher, celebrity stylist Tameka Foster shares a few confessions of her own with essence.com about the end of her marriage, her alleged pregnancy and being labeled a gold digger.

Video: Hef Talks Paris' Playboy Offer  —  And though he suggested that Kathy Hilton is to blame for Paris' absence from Playboy's pages, Hef didn't seem to think that her daughter was to blame for the trouble she finds herself in right now.  —  "I think to some extent [Paris] lives in a celebrity bubble," he reasoned.

Tom and Suri 'Do France the Same Way  —  It was a long day for Suri Cruise yesterday, and after she achieved her own Mission: Possible, taking her first public steps, all she wanted was the comfort of daddy Tom's arms.  She already has his haircut.  —  The world's tiniest and most adorable Scientologist …