'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.

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.

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 …

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 …

KATIE'S BUMP FREE TUM  —  This flat tum belongs to Katie Holmes.  —  Does it look like it has a baby bump secret to spill?  —  Nope, we think not.  —  A toned Katie hit the surf with gorge baby Suri in the South of France, where the girls and Tom Cruise were attending the beachside wedding …

Larry Birkhead Talks About Life with Dannielynn  —  On Tuesday, a court named Larry Birkhead guardian of Dannielynn, his daughter with the late Anna Nicole Smith - but he has for months been building a life for himself and the baby.  —  Birkhead and 9-month-old Danielynn recently moved …

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.

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.

Video: Elisabeth On Rosie's Possible Replacements  —  In response to a post by O'Donnell on her blog which said, "I never tried harder to be friends with someone...I don't think we ended up there," Hasselbeck told Vincent, "She sent me two emails right after that and I sent her one back.

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."

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.

Paris to TMZ — I'm Just an Ordinary Inmate  —  Paris Hilton has sent a message to TMZ — she ain't no one special in the pokey.  —  A rep who visited Paris today said Hilton wants TMZ to know she's being treated like any other inmate, emphasizing she's getting no special breaks.

New York Traffic Babe Causes Choad Rage  —  Jill Nicolini may spend her mornings telling the viewers of The CW in New York about the traffic, but let's just say that pictures from her steamy past suggest that she could stop it.  —  Nicolini posed for Playboy back in 2001 in its "College Girls" …

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 …

Stella turnout for Macca's 65th birthday  —  After a year he must privately describe as his "annus horribilis", Sir Paul McCartney could be forgiven for letting his hair down.  —  The legendary ex-Beatle has been through the mill over his divorce from "Lady Mucca", Heather Mills-McCartney …

Trump, MTV pact on 'Pageant Place'  —  Series to make beauty queens face reality  —  Donald Trump and MTV are joining forces on a reality series that will mix "The Apprentice" with "The Real World" and star the winners of Trump's beauty pageants.  —  Half-hour series "Pageant Place" …