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Pittsburgh Mayor Corey O'Connor is pushing back on Morgan Wallen's excuse for scrapping a concert in his town ... and he says Morgan's full of it.

The country music star claims he consulted Pittsburgh officials before calling off his Saturday performance due to a bad weather forecast ... but Mayor O'Connor says Morgan never actually talked to them and was acting on his own.

O'Connor told KDKA Radio ... "There was no contact to Public Safety or my administration so however the artist and his team picked to not have the show, that was on them, there was no consulting for Public Safety or the City of Pittsburgh."

Michelle Williams is finally setting the record straight on one of Destiny's Child's most infamous interviews ... insisting the group wasn't high -- they were just flat-out exhausted.

Michelle went on the "Baby, This is Keke Palmer" podcast and addressed the viral 2001 interview that's had fans convinced for years they were under the influence.

According to Michelle, there wasn't a single substance involved ... just a brutal case of jet lag.

Michelle explained the group was running on fumes when they sat down for the interview, leaving them tired, loopy, and a little delirious ... but definitely not stoned.

Looking for something udderly moo-ving to start your day? Bianca Censori is front and center in Kanye West's latest music video ... and let's just say things get raw.

In his "Gemini Season" music vid, which Bianca also directed, she sits on a stool and milks a cow while rocking one of her signature, barely-there looks ... serving up plenty of cheek before Ye enters the frame and starts pouring on the attention ... literally.

Bianca passes the glass of raw cow's milk to Ye, who starts pouring it in her mouth.

The white fluid overflows and runs down Bianca's chin ... cascading between her boobs and dripping between her legs.

Jay-Z is keeping fans guessing ahead of his highly anticipated Yankee Stadium shows ... but he couldn't dodge TMZ's questions entirely when we caught up with him in New York City on Monday!

Check out the video ... Hov dropped a couple hints about what's in store for his trio of Yankee Stadium shows coming in July and even weighed in on a question fans might be wondering about -- whether he'll keep the afro, switch to braids or bring back his signature Caesar cut.

But before the conversation could go much further, Jay politely shut things down.

Cardi B is making the first NBA Finals game in New York City in 27 years even more epic ... TMZ has confirmed she's performing at Game 3.

A source tells us the "WAP" singer will be the star of the halftime show Monday night when the New York Knicks and San Antonio Spurs head to the locker room.

Cardi will be among a huge list of celebs in the house at Madison Square Garden for the first NBA Finals matchup at MSG since the Knicks and the Spurs back in 1999.

Madonna goes way back with Billy Idol ... she says she's known him since he was swiping her taxi cabs.

The pop star recently told Bilt she and Billy both lived at The Music Building during her early days in New York ... and they had anything but a meet-cute.

Taxis are a hot commodity in the Big Apple, and Madonna recalled a time she had just flagged one down ... when Billy himself swooped in.

Madge recalled ... "He steps in front of me with his punk, like, regalia ... He didn't even say 'sorry' or 'thanks' or nothing." She said the interaction left her wanting payback.

Cut the music ... John Summit says his DJ set in Monaco came to an abrupt end after another artist forced his way on stage ... and his production director is seemingly blaming Travis Scott.

Here's what happened ... John was playing Lilly's Club in Monte Carlo for the F1 after party on Sunday when someone climbed up onto the stage, causing such a commotion that the whole show got shut down.

You can see in the video ... it looks like Travis is the person who pulled himself up on stage. John sounded off on the incident, saying ... "last night was out of my control. my show got shut down due to another artist showing up late and forcing his way onto the stage."

Doja Cat had fans puckering up in Paris ... but they weren't there to kiss her lips ... they were kissing her ass ... literally.

Check out this cheeky clip ... the singer was at the MAC x Sephora Champs-Élysées launch Monday when she turned around to pose for photos ... giving fans the perfect opportunity to bend down and plant kisses on her backside while snapping selfies.

Doja, who showed up in one of her signature bold and quirky looks, ended up covered in lipstick marks ... turning herself into a walking billboard for the beauty bash.

Morgan Wallen is firing back at what he’s calling "nonsense" rumors following his sudden decision to cancel a Pittsburgh stop on his tour ... just days after the piano-flipping incident had already sparked online chatter.

In a video posted to his Instagram, the country star explained the chain of events leading up to the cancellation ... saying the decision came down to safety concerns tied to severe weather forecasts, despite "a lot of nonsense about me that just isn’t true."

Wallen said his team informed him they had been in contact with local officials who were monitoring potentially dangerous wind conditions in the area. According to Wallen, he initially questioned the call before ultimately trusting his team’s recommendation.

Ariana Grande is officially back on the road putting her solo performance career on ice for the last nearly 7 years ... stepping right back into the spotlight like she never left.

The pop superstar officially launched her highly anticipated "Eternal Sunshine" Tour Saturday night in Oakland, California -- marking her first major concert tour since 2019.

Fans inside the arena erupted as Ariana made her long-awaited return to the stage, opening a show that blended songs from her "Eternal Sunshine" era with some of the biggest hits from her catalog.

Justin and Hailey Bieber were enjoying a date night out together Friday night, with eagle-eyed fans spotting the couple in the crowd at The Kid LAROI's concert.

Several videos circulating on social media appear to show Justin and Hailey watching the show from a VIP area at The Greek Theatre in Los Angeles -- with fans quickly sharing clips online after noticing the famous pair among the crowd.

In the videos, Justin can be seen dressed casually while appearing focused on the performance, while Hailey stands nearby as the two take in the concert -- smiling and singing along.

Charlie Puth's fans in Orlando, Florida just got a huge letdown -- he canceled Saturday night's performance due to an illness.

The artist hopped on Instagram and told his fans he was "devastated" to scrap the show, but explained ... "I've been sick for the last few days and am now being instructed to rest or else risk canceling more dates on this tour."

He did not reveal what illness he is fighting, but it sounds pretty serious -- he said he's physically "unable to perform" and "without a voice."

The "How Long" hitmaker is currently on his "Whatever's Clever!" world tour, supporting his newest album of the same name. The trek kicked off in San Diego, California in May and has dates in America through June 13 before hitting pause for about two weeks. He'll then resume the tour on June 27 in Europe before wrapping on July 30.

This isn't the first time Charlie has had to cancel a show due to illness ... and he's certainly not the first artist to axe a show -- or in some cases, entire tours -- for various factors.

Meghan Trainor and Zayn Malik just canceled their tours, while The Pussycat Dolls scrapped most of their U.S. dates ... rumored to be due to poor ticket sales. Dolly Parton also just canceled her upcoming Las Vegas residency due to ongoing kidney stone treatments.

Wade Robson and James Safechuck -- 2 prominent Michael Jackson sexual abuse accusers -- just posted together for a chummy selfie as they gear up for trial against the singer's business entities this fall.

Check it out -- the pair's child molestation accusations were at the center of the controversial 2019 HBO documentary "Leaving Neverland" ... and they're still supporting one another to this day. They each posted the casual snap and gushed over one another in the captions.

Wade called James his "brother in trauma and triumph," while James wrote ... "I had a great time with Wade. I can’t thank him enough for his bravery and support. So much love."

M.I.A. says Kid Cudi didn't have the guts to fire her directly ... claiming she found out she'd been dumped from his tour when her son called from school and told her she was out.

The "Paper Planes" artist revisited her fallout with Cudi during an appearance on the New York Times' "Popcast," claiming the two still haven't spoken about her removal from the tour. M.I.A. says she never received a call from Cudi or his team and even tried to speak with him after the controversy erupted, but says he wouldn't meet with her.

According to M.I.A., she was in another state when her son called and casually broke the news ... saying, "My son called me from school. He's like, 'Oh, I guess you're coming home.'"

Madonna didn't wait for a sold-out arena to launch her new era ... she took over Times Square instead -- delivering a surprise performance that stopped tourists and commuters in their tracks!

The Queen of Pop turned NYC into her own giant dancefloor Thursday, teaming up with Grindr for a special Pride Month concert celebrating the upcoming release of her album, Confessions II.

When showtime arrived, Times Square was awash in Madonna and Grindr's branding as the pop icon emerged on a raised stage draped in a sheer pink-and-purple veil, mirroring the look from her upcoming album's artwork.

Music mogul Clive Davis is back home and on the mend after spending the past week hospitalized ... TMZ has learned.

A rep for the legendary music executive -- who molded the careers of Whitney Houston, Aretha Franklin, Kelly Clarkson, and more -- tells TMZ ... Clive was discharged from the hospital on Thursday and is now recuperating at home.

We're told the 94-year-old is in good spirits and happy to be out of the hospital following his recent health scare.