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Megan Fox has some good news after a tough few months -- she’s just had her baby!

The actress' ex Machine Gun Kelly shared a sweet black-and-white IG photo of their first child together Thursday ... showing him gently stroking the newborn's tiny hand.

He captioned the post, "She’s finally here!! our little celestial seed 🥹💓♈️♓️♊️' ... along with today's date to confirm the DOB.

Megan has yet to post on her new arrival.

Holly Madison’s done with Zak Bagans for good this time -- and she's making it pretty darn clear there's no chance of them reuniting.

On the "Girls Next Level" podcast she co-hosts with Bridget Marquardt, Holly admitted it probably didn't sound too convincing since she and Zak had been on and off for years ... but this time, they even unfollowed each other on social media.

Holly explained they had never unfollowed each other previously, and Bridget summed it up perfectly, saying the unfollows were the real sign it was over. After all, who wants to be reminded of an ex every time they check their apps?

Brian Austin Green is exposing a threatening direct message he got from Machine Gun Kelly ... and it looks like the two men are still at odds over a pregnant Megan Fox.

BAG just shared this DM from MGK where the father of Megan's upcoming child tells her ex-husband, "Stop asking when our child is gonna be born. you the FEDS."

MGK goes on to tell Brian to focus less on the pregnancy and more on "that apology you owe me for speaking on my name in public," even bringing TMZ into it ... and he warns Brian, "you chose the wrong one to f*** with."

Lauren Sanchez’s wedding to Jeff Bezos is the talk of the town, and frankly, the world -- and TMZ’s got some more exclusive deets, straight from her big brother!

TMZ caught up with Paul Sanchez outside a Home Depot Thursday, and he’s doubling down on what we all know -- Lauren and Jeff's wedding is gonna be huge. But, he takes it a step further, saying it's gonna be just as big as Princess Diana’s 1981 wedding to King Charles.

Catch the full video, 'cause Paul shared some deets on the venue, and the celebs he’s hoping to meet at this star-studded affair ... plus, what he's planning to gift his sis and bro-in-law-to-be, considering they already have it all.

Bella Hadid may have had a falling out with one of her longtime friends at Paris Fashion Week this month ... 'cause eyewitnesses say the two got into an intense verbal argument -- and, they didn't leave on speaking terms.

The argument allegedly went down at a Yves Saint Laurent after-party on Tuesday, March 11 ... and, eyewitnesses tell TMZ Bella was repeatedly asking Fai Khadra to leave her alone throughout the night.

We're told Fai refused to do so and acted inappropriately toward her ... verbally berating her and raising his hands over her in an aggressive manner.

Brion Whitley -- who says he's "The Most Hated Man on Netflix" – tells TMZ he regrets the threesome he had on "Temptation Island" ... and, the negative backlash it's brought on him and his girlfriend.

We spoke with Whitley ... and, he tells us his threesome with Alex and Courtney on the first season of the hit Netflix show was a mistake -- but, he's learned lots of lessons from it.

ICYMI … Brion is receiving major backlash after the cameras caught him having a steamy threesome with two of the 12 tempters on the island -- and, many on social media are blasting him for being unfaithful to his girlfriend, Shanté.

Jeff Bezos and Lauren Sánchez's summer wedding is shaping up to be the event of the year -- ultra-luxe, ultra-exclusive, and a guest list stacked with A-listers!

Eva Longoria, Katy Perry and Orlando Bloom, Oprah Winfrey, Gayle King, Kris Jenner, Kim Kardashian and Jewel are among the lucky ones who scored an invite from the Amazon billionaire and his soon-to-be wife to their summer Italian affair.

We're also told Ivanka Trump and Jared Kushner, as well as Karlie Kloss and her husband Joshua Kushner made the list. Our sources say Barry Diller and Diane von Furstenberg, film producer Brian Grazer, models Brooks Nader and Camila Morrone secured an invitation.

Zak Bagans and Holly Madison are breaking up again ... ending their on-and-off romance after six years.

Sources close to the couple tell TMZ ... the two ended their relationship a few weeks ago -- though it's not currently clear what caused the split. The two have unfollowed each other on Instagram as well, so it doesn't seem totally amicable from the outside.

However, we reached out to Bagans, and it seems the couple ended on good terms ... 'cause ZB says, "I wont get into the details, but I’ll just say we have shared so many great memories and fun times. I’ll always have love in my heart for her and wish the very best for her. I’m dating now and moving on.”

Gwyneth Paltrow's cracking jokes about Nikki Glaser trying to hook up with her ex ... joking Nikki always tried to hook up with Ben Affleck on Raya -- and, Nikki's not denying it!

The actress and mogul interviewed Nikki on "The goop Podcast" ... and, after Nikki mentioned how Jennifer Lopez could handle a joke about herself, Paltrow pointed out Nikki wanted to get busy with Ben.

Nikki laughs and admits she totally tried to hook up with the two-time Oscar winner ... giving a "concentrated" click on the checkmark every time he showed up on her app.

Shailene Woodley has a type ... she's all snuggled up in Paris with a new man ... and he's an actor who bears a striking resemblance to her ex-fiancé Aaron Rodgers.

The "Big Little Lies" actress set off a new couple alert Sunday when she was spotted in the City of Light with the "Emily in Paris" actor.

Check out the photos and video ... Shailene and Lucas are all hugged up ... they're holding hands, he's got his arm around her shoulder and they're attached at the hip.

Ben Affleck is breaking his silence on all things Jennifer Lopez, stating there was no big scandal or soap opera surrounding their split ... and he still has a lot of respect for his ex-wife.

In a candid GQ interview, Ben described their situation as two people just trying to figure out their lives and relationships -- probably needing couples therapy -- but he felt embarrassed and vulnerable about it, which is why he kept the details of their shocking split private ... until now.

Ben set the record straight on their 2024 doc, "The Greatest Love Story Never Told," in which fans noticed he looked miserable -- saying that too did not contribute to their breakup, and he just got involved to support Jennifer.

Love is in the air -- Brooklyn Beckham and his wife Nicola Peltz Beckham just took a trip to beautiful Santa Barbara, California ... and totally vibed out with the stunning scenery and romantic ambiance!

The duo -- who tied the knot in 2022 -- shared a series of snaps on social media, which included kisses on kisses on kisses, and horseback riding on the beach, of course!

Sippin' on Santa Barbara's finest red, the two lovebirds clearly can't get enough of each other, and we are here for the cuteness overload!!!

8:46 AM PT -- Sydney Sweeney is now adding even more fuel to the breakup rumors with her latest Instagram, captioning the post -- "only up from here."

Sydney Sweeney is further fueling breakup rumors from fiancé Jonathan Davino after she deleted a photo of them kissing from her New Year's Eve Instagram carousel.

Check it out ... Sydney originally shared the pic on January 2, showing her and Jonathan looking madly in love as he dips her for a kiss. But now, the photo has now gone MIA from the carousel.

The original post features several snaps from the end of 2024, which she describes as some of her "favorite" memories from the year. Sure, he's still in a group shot ... but you don't go deleting PDA pics of your future husband for no reason.

Vittoria Ceretti is opening up about her relationship with Leonardo DiCaprio, and one thing that really irks her -- the "extremely annoying" labels that come with dating such a famous actor.

The model sat down for an interview with Vogue France, providing some insight into her romance with Leo, but only referred to him as a “very, very famous actor” and “one of the most desired people in the world.”

Vittoria tells VF she first met Leo in Milan, Italy, and, of course, watched him on the silver screen in his breakout role in the 1997 classic, "Titanic," which she calls "iconic."

Kyle Richards and Morgan Wade still haven’t officially claimed they’re a couple, but their latest move is definitely turning up the heat -- they were spotted in Paris, AKA the City of Love.

Peep the pic TMZ snagged -- the duo was snapped giving their order to a waitress at Café de Flore last week in the early afternoon ... and it was just the two of them, soaking in each other’s company for over an hour.

Of course, there was no PDA, hand-holding, or anything that screamed couple vibes -- so if they are dating, it looks like they’re still playing it super cautious.

Jennifer Aniston and Pedro Pascal are NOT together ... despite tons of speculation that the two are an item.

The stars were photographed together over the weekend, chatting in the valet area of the Sunset Tower Hotel in West Hollywood after having dinner at the property's Tower Bar ... sparking tons of dating rumors online.

However, sources with direct knowledge tell TMZ ... they are not dating and the dinner was with a group of people, not just the two of them alone.