Hayden Panettiere took one fatal pill the day she died, and multiple law enforcement sources believe it was oxycodone laced with fentanyl.
Our sources -- all connected to the case and with direct knowledge -- say Hayden had a "long time drug dealer" in Los Angeles, who was providing her several black-market prescription drugs, including oxycodone.
We're told Hayden took several drugs she purchased from her dealer on the flight from L.A. to South Carolina the day before she died. Authorities believe she took an oxy the morning of her death, and they think that pill was laced with fentanyl.
Manson Family killer Bruce Davis -- who was considered one of Charles Manson's top lieutenants during their infamous, blood-soaked 1960s murder spree in Los Angeles -- is dead, TMZ has learned.
Davis died at exactly 11:03 PM on September 11 at the California Medical Facility in Vacaville, where he was incarcerated ... according to sources and the Solano County Coroner's Office. A cause of death was not released.
Like Manson, Davis was not present at the notorious Tate-LaBianca murder scenes in which 7 people were killed by other members of the Manson Family, including film director Roman Polanski's pregnant wife, Sharon Tate.
Hayden Panettiere died after taking what investigators believe was a fentanyl-laced oxycodone pill ... and the DEA is now trying to trace the fatal dose back to her longtime L.A. drug dealer.
Check out the new YouTube collab between TMZ and the New York Post, "The Low Down," where we bring you stories that are gripping, outrageous, and sometimes scandalous.
We also tackle dramatic video of Hayden's boyfriend Brian Hickerson and his brother Zach being detained by cops outside a South Carolina bar after a wild brawl ... with Zach ultimately getting hauled off to jail.
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AndRep. Jasmine Crockett took a break from D.C. drama to give Chris Brown and Usher their flowers ... honoring the R&B stars by putting their careers into the Congressional Record during their Texas tour stop.
Hayden Panettiere's boyfriend Brian Hickerson was spotted out for the first time since he and his brother Zach got in a heated altercation with some folks at a South Carolina bar.
Video and photos of Brian outside his family home in Greenville show him seemingly grabbing some food from the porch Sunday, just days after he and Zach got into a wild fight at the Wild Wings Cafe.
As we previously reported, Brian was detained Saturday night after he tossed a chair inside the watering hole ... and video showed the moment chaos erupted. Zach was eventually arrested for disorderly conduct.
Macklemore says Robert Kraft and a group of other stadium owners basically shut the door on him ... he claims the New England Patriots owner told Ed Sheeran the singer could not play at his venue if Macklemore was involved.
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In a lengthy statement shared to Instagram on Monday, Macklemore says Ed told him Kraft called after the rapper's pro-Palestine comments at MetLife Stadium went viral ... with Kraft allegedly saying Macklemore would not be allowed to perform at Gillette Stadium, which Kraft owns.
Macklemore claims Kraft then got other stadium owners on board ... and Ed was handed an ultimatum -- drop Macklemore or lose access to their stadiums.
Martha Stewart is apparently sitting on a very different kind of recipe ... and she might be ready to serve it up.
The lifestyle queen posted a sultry selfie on social media Monday with a caption guaranteed to stop the scroll -- "I've been thinking about releasing my nudes."
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Martha didn't offer any more details, so it's unclear whether she's actually got a stash ready to go or was just having a little fun ... but the 85-year-old definitely knows how to keep things spicy.
A Florida dad allegedly took running from the cops to a horrifying new level ... stumbling through a swamp with his baby and toddler and repeatedly dropping them into the water.
Police in Lakeland say Isaac Kinsey crashed his car early Wednesday after blowing through a road closure and into a construction area. When officers arrived, Kinsey was gone ... but two empty car seats inside the wreck immediately set off alarm bells.
Cops launched a search, and about 30 minutes later, a drone spotted the 27-year-old deep in a dark, swampy area carrying his 2-year-old toddler and 10-month-old infant.
Iconic fashion designer Bob Mackie, known for his work with legendary singer Cher and Elton John, is dead.
Bob's social media announced his death on Monday with a social media post saying ... "It is with a heavy heart that we share the news that Mr. Bob Mackie passed away today. He lived his 87 years to the fullest, fulfilling his dream of being a Fashion and Costume Designer, which is all he ever wanted to do."
The cause of death is unclear.
The statement added ... "His genius and extraordinary designs will live on forever, continuing to bring beauty into this world."
Corie Walsh rambled to police about McDonald's and started singing a tune from "The Wizard of Oz" after she allegedly killed her child while paying close attention to the Lindsay Clancy trial.
Walsh, the mother of four in Illinois who is charged with murdering her son, talked to cops after her 2-year-old was found dead in the basement of their family home earlier this month ... and she told them she went to Mickey D's for a breakfast sandwich in the afternoon ... her attorney, Robert Kerr, reportedly told the judge.
That doesn't make much sense ... McDonald's doesn't serve breakfast in the afternoon.
What's more, Walsh's defense says she started singing "Follow The Yellow Brick Road" while talking to investigators.
Kylie Jenner just scored a $15.3 million payday ... selling her stunning Hidden Hills mansion ... for about $5 million less than the original asking price.
The Daily Mail first reported the sale closed Friday, months after Kylie put the luxury estate on the market for $20.25 million.
Kylie originally purchased the sprawling 13,200-square-foot property for $12.05 million in late 2016.
Boosie Badazz is putting his $600,000 Trump pardon nightmare on national TV ... telling "60 Minutes" he thought dropping that kind of cash meant clemency was basically a done deal.
The rapper sat down for a "60 Minutes" investigation into so-called "pardon brokers" ... political operatives who charge huge fees while claiming they can get cases in front of President Trump.
Boosie says he handed Jack Burkman and Jacob Wohl $600K upfront after being led to believe paying up would get him a pardon ... but no pardon ever came.
Eleven days after the Clippers owner called the NBA's Kawhi Leonardsalary cap investigation a "witch hunt" and promised to fight the stiff penalties in court, the billionaire has totally reversed course, saying he'll comply with the league's punishment.
In fact, the former Microsoft CEO says the team has already cut the massive $30 million check.
"This has been a very difficult time for everybody associated with the Clippers, and for that, I have sincere regrets. I want to apologize to our fans, employees, and my fellow NBA team owners for the distraction and distress this matter has caused, for which I accept responsibility as principal owner."
Macklemore is being sent home from Ed Sheeran's tour after catching major heat over his pro-Palestine onstage remarks ... and the show will go on without him.
Rolling Stone reports Macklemore has been dropped from the remaining tour dates ... after several venues allegedly told the tour they would not allow him to perform.
As TMZ previously reported, Macklemore caused a stir during Ed's MetLife Stadium stop earlier this month ... telling the crowd "Free Palestine" before performing his protest song "Hind's Hall."
Brian and Zach Hickerson's brush with the law over the weekend was an unpleasant experience ... and now we're seeing just how unpleasant it truly was ... because we've obtained a new video of the brothers being detained by police in South Carolina.
In the 88-second clip, Brian and Zach are in handcuffs surrounded by police outside the Wild Wing Cafe in Greenville. Police say they responded to the bar Saturday night after the Hickerson brothers got into an altercation with other patrons.
As you can see in the video, Zach is complaining that cops failed to arrest people who allegedly assaulted Brian. Zach also asks officers to take him to jail and then calls out to Brian that they're in this together.