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John Legend's tribute to Prince at the Democratic National Convention was good, but it pales in comparison to the song itself ... so says the late Purple Rain singer's ex-manager.

We spoke with L. Londell McMillan -- who previously worked as both manager and attorney to the ethereal star -- about JL's performance at the DNC this week ... a show which pissed a lot of people off.

ICYMI ... fans called out Legend, 'cause he sounds a lot like himself while singing, and not enough like Prince, while performing with longtime Prince collaborator Sheila E. -- and, many people felt he wasn't the right person to sing "Let's Go Crazy."

12:05 PM PT -- After 15 minutes of speaking, Robert F. Kennedy Jr. announced he's not terminating his run -- he's simply suspending the campaign.

He thanked all his volunteers across the country and campaign staff. He then handed his support to Donald Trump.

"We changed the national conversation forever," he said.

Kamala Harris is ripping Donald Trump as an unserious man ... but she says the threat he poses to America is very real ... and she says he's out of his mind.

The Vice President blasted Trump in accepting the Democratic nomination for president Thursday on the final night of the DNC at the United Center in Chicago.

Harris was coasting through her speech when she finally turned her sights on her November opponent ... warning a second Trump presidency would be devastating to Americans, particularly the middle class.

9:30 PM PT -- To quote the great Beyoncé: We gotta lay our cards down, down, down ... we got this one wrong.

Beyoncé is in Chicago, and getting ready to pop out for Kamala Harris on the final night of the Democratic National Convention ... TMZ has learned.

Multiple sources in the know tell us Queen Bey will be the big surprise performer as VP Harris officially accepts the Democratic party's nomination to run for president.

J.D. Vance's appearance at a Georgia donut shop wasn't as sweet as the pastries he bought ... 'cause he sure had an awkward chat with an employee who appeared less than impressed.

The Republican nominee for vice president was in Valdosta, Georgia for a rally Thursday ... and, he stopped by Holt's Sweet Shop, where he ordered 2 dozen donuts with a gaggle of press following him around.

Vance put in his order ... and, check out the clip, 'cause the woman at the counter immediately asks not to be shown on camera. Vance makes a point of telling the press to cut her out of their vids.

This is scary ... cops in Arizona are searching for a man they say threatened to kill Donald Trump, and police are scouring the border for him on the same day the former president is making a visit.

The Cochise County Sheriff's Office announced a manhunt Thursday for a 66-year-old man named Ronald Lee Syrvud, who law enforcement says is "being sought as an investigative lead for threats to kill a presidential candidate."

Cochise County includes Sierra Vista, Arizona ... where Trump is visiting the U.S.-Mexico border today to make remarks on what he calls "the plague of migrant crime."

Mindy Kaling's proving the only topic more popular than the Democratic National Convention is Ben Affleck and Jennifer Lopez's divorce ... giving it a subtle shout-out during her speech.

The actress took the stage at the United Center in Chicago Wednesday night, representing her home state of Massachusetts at the DNC ... where she called out another famous resident of the Bay State.

She quipped ...  "I couldn’t leave here without giving a shout-out to the amazing delegation from my home state, Massachusetts. I love you, Massachusetts! Everyone is always hating on us! But they just don’t get it! Go Sox! Go Jayson Tatum! Ben Affleck, hang in there!"

7:25 AM PT -- The woman who went viral online when the camera's panned to her during Oprah Winfrey's speech has spoken out on X writing, "Damn right this childless cat lady is 100% disgusted by J.D. Vance in general and 100% behind @KamalaHarris and @GovTimWalz! Also I may be childless but I do hope that's not a permanent condition, thanks!"

Oprah Winfrey took a swipe at J.D. Vance during her speech at the Democratic National Convention, slamming the Republican VP candidate for his infamous "childless cat ladies" comment.

The legendary talk show host hit the stage at the DNC in Chicago, covering a range of issues, but it was her dig at J.D. that really won the crowd over Wednesday night.

Gov. Tim Walz's big moment at the DNC brought the crowd to its feet, especially his 17-year-old son ... whose emotional reaction to his dad's speech became a real tearjerker moment.

Gus Walz sat front and center Wednesday night in Chicago, and he just couldn't hold back his emotions in the moment -- breaking into tears and screaming "That's my dad!" during the speech.

Check out the clip ... Gus -- who has a non-verbal learning disorder, ADHD and anxiety -- jumped to his feet clapping loudly and pointing with his mother Gwen and sister Hope sitting beside him.

Donald Trump's not backing off personal attacks ... remarking the Obamas were "taking shots" at him at the DNC -- so, why should he stick to policy?

The former POTUS took the stage in North Carolina Wednesday afternoon ... name-dropping Barack Hussein Obama -- using his presidential predecessor's full name -- and saying BO hit him with some touchy personal attacks.

ICYMI ... Former Prez Obama took a swing at the Republican presidential nominee during his DNC speech in Chicago Tuesday night -- saying Trump's been whining about his own problems since jumping in the political arena years ago -- pointing out he's more obsessed with crowd sizes than instituting real change.

The Democratic Party's looking to the future by giving influencers unprecedented access at the DNC ... so says a political influencer who's attending this week in Chicago.

Leigh McGowan -- better known by her social media handle @IAmPoliticsGirl -- joined us on "TMZ Live" Wednesday ... and, we asked her all about the Dems inviting her and other social media personalities into the political inner sanctum.

If you didn't know ... the DNC's allowing major political influencers into the convention for the first time -- featuring big names like Deja Foxx, Nabela Noor, and Carlos Eduardo Espina -- who are speaking and creating content at the event.

The Democratic National Convention has been absolutely star-studded, and at least 2 more A-listers will take the stage on Wednesday night ... Stevie Wonder and Kenan Thompson.

DNC officials tell TMZ ... Stevie Wonder will be performing one of his hit songs, sure to energize an already rambunctious crowd in Chicago.

This won't be Stevie's first rodeo at a DNC ... he performed at the 2008 convention in Denver, playing hits like "Signed, Sealed Delivered (I'm Yours)." It's unclear what song he'll play tonight.

We're also told Stevie will take the podium and deliver a speech.

No cutting corners for Donald Trump’s first outdoor rally since the July attempt on his life -- the Secret Service is going all out with bulletproof glass and other measures to make sure the former president is safe and sound.

In addition to bulletproof glass at today’s Asheboro rally at the North Carolina Aviation Museum, there’s a fortress of portable storage units and moving trucks stacked up behind the media riser.

The extra security ensures anyone not attending the rally would be stuck with a blocked view -- absolutely no peeking from a distance.

Donald Trump’s crash course in cocaine is taking the internet by storm -- mostly 'cause his clueless reactions made it obvious he’s totally lost on the subject!

You absolutely can’t miss the former Prez asking some hard-hitting questions about the topic ... wondering if it’s "down and dirty," or a "stronger up" than booze ... awkwardly chuckling with Theo Von on the comedian’s 'This Past Weekend' podcast.

The exchange is super laid-back -- Theo even straight-up calls Trump his "homie," and elaborates on the powder he used to take that made him feel like an "owl" -- wired and awake all night ... what he describes as a miserable feeling. Theo makes it clear he doesn't do it anymore.

Michelle Obama took a buzz saw to Donald Trump during her Democratic National Convention speech Tuesday, unloading a savage attack on the Republican presidential nominee to the rousing applause of the packed crowd.

The former First Lady and wife of the 44th President Barack Obama hit the stage for night 2 of the DNC -- and she couldn’t hide her contempt when she started talking about Trump and his racist rhetoric.

In perhaps the most memorable moment, Michelle told the audience that she and her husband know a little something about Trump trying to make people fear them.

Kamala Harris has her share of celeb endorsements ... but Lil Jon was the real MVP Tuesday night, cranking up the energy and hyping up the crowd during the Democratic National Convention roll call.

The rapper repping Georgia made an unexpected splash in Chicago ... dropping a few bars from his 2013 anthem, "Turn Down For What" -- electrifying the vibes with his musical salute.

The party didn’t stop there -- he also busted out "VP Harris … Governor Walz," set to the tune of another of his hits, "Get Low."