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Bradley Cooper's proving the star wasn't just born, but alive and kicking ... 'cause he hopped onstage to perform a hit song from his 2018 movie -- alongside a rock legend.

The actor put on his singing cap Friday night at BottleRock musical festival in Napa Valley ... performing the song "Maybe It's Time" from "A Star Is Born" with Pearl Jam's Eddie Vedder.

Check out the clip ... it's a pretty intimate moment for such a massive concert experience -- with Eddie and Brad sitting in chairs while Vedder shreds on an acoustic guitar.

Elton John didn't feel "Hakuna Matata" while working on the "Lion King" ... 'cause one of the movie's stars says he had serious gripes about some of the flick's original choices.

Nathan Lane -- the Broadway star and voice of Timon in the hit 1994 flick -- spoke with Entertainment Weekly for an interview published Friday ... where he revealed the Academy Award-winning song "Can You Feel The Love Tonight" was originally supposed to be sung entirely by his character and Ernie Sabella's Pumbaa.

The way Lane explains it ... when Elton found out he voiced his displeasure, saying he wrote the song because he wanted to have an epic Disney love ballad under his belt -- and "didn't want it to be sung by the rat and the pig."

Richard M. Sherman -- half of the Sherman Brothers songwriting duo responsible for some of the biggest Disney hits ever -- has died ... according to the Walt Disney Company.

Sherman passed away at Cedars-Sinai Medical Center in Beverly Hills, the company posted on its website. The announcement cites age-related illness as the cause of death.

Richard and his brother Robert -- who died of natural causes in 2012 -- caught their first big break in Hollywood in 1959 when their song "Tall Paul" reached #7 on the charts.

Morgan Wallen postponed the opening of his Nashville saloon over Memorial Day amid the prosecution of his felony criminal case for his alleged chair-throwing incident.

Here's the scoop ... Wallen, along with TC Restaurant Group, owns "This Bar & Tennessee Kitchen" in downtown Nashville, which was supposed to open its doors to the public this weekend -- but it didn't work out that way.

Reps for "This Bar & Tennessee Kitchen" issued a statement Friday, breaking the bad news about the opening without providing a new date for it.

Some say The Kardashians are Hollywood's version of a Royal Family ... and now Kim Kardashian and Kanye West's firstborn is ready to take the crown!

North West made her Hollywood Bowl singing debut Friday evening ... performing "I Just Can't Wait to Be King" at the Bowl's "The Lion King" live concert event.

TMZ obtained a pic of Mama Bear Kim watching from the crowd with Chicago sitting in her lap.

Franky Venegas – one half of the viral hip hop duo The Island Boys – has been busted in Florida for driving-related offenses.

The tattooed TikTok star --who shares the limelight with his twin brother Alex – was arrested in Fort Lauderdale Friday and booked into the Broward County Jail.

Franky was hit with three charges – operating a motor vehicle without a valid license, false ID provided to a law enforcement officer and reckless driving.

Vince Vaughn's flexing his vocal chops, hitting the stage in Sin City for some good ol' country jamming.

An eyewitness tells TMZ ... the movie star was spotted at the Barbershop Cuts & Cocktails Wednesday inside The Cosmopolitan, where he joined the resident Tomlinson Brown Band for some sing-along fun.

As you can see ... Vince lets the band do most of the heavy lifting while he joined them to perform Hank Williams Jr.'s "Family Tradition," and Alan Jackson's "Chattahoochee."

Billie Eilish is accused of throwing some serious shade according to Swifties who are on high alert, thinking her cryptic words are directed at Taylor Swift ... AGAIN.

Here's the scoop -- Billie called out musicians who do 3-hour shows in a big way. She said it's "literally psychotic" during a Stationhead Radio interview on Thursday ... and she added, "Nobody wants that. You guys don't want that. I don't want that. I don't even want that as a fan."

Billie doubled down, saying, "Even my favorite artists ... I'm not trying to hear them for 3 hours. That's far too long!"

Demi Moore ain't playin' around when it comes to Cher .... 'cause she dressed down an audience member while introducing the iconic singer at Thursday's amfAR Cinema Against AIDS Cannes Gala.

Looking like a million bucks in her silver dress, Demi strolled onstage to give a tribute to Cher in the Hotel du Cap, Eden Roc auditorium in Cap d’Antibes. But things didn't go as smoothly as Demi would have wanted.

Check out this video posted to X ...  the actress, mic in hand, first checked in with the packed crowd to see if "this is the moment we’ve all been waiting for.”

Britney Spears' latest nude moment is seriously NSFW ... as she has put all of her assets on display for all to see.

The singer took to Instagram Wednesday evening, uploading a video of herself rolling around some crystal blue water ... totally nude. At one point, Brit lifts her butt into the air ... making the video even more suggestive.

The Grammy winner deliberately drew attention to her naked bee-hind, captioning her upload ... "Hello to my ass!!"

Celine Dion's giving fans a raw look at her health crisis in a new documentary ... letting them in on a couple particularly gripping moments where she's left in tears.

The trailer for "I Am: Celine Dion" -- the new Amazon Prime doc following the singer-songwriter -- dropped Thursday and features several heartbreaking scenes ... including one where she opens up about not being able to perform anymore due to her battle with Stiff Person Syndrome.

Check out the clip ... Celine says she misses connecting with her audience -- adding it's not hard for her to perform for a sold-out stadium, but it's definitely hard to cancel on one.

Britney Spears is back with another rambling IG post ... and this time she's talking about forgiving those she claims contributed to her health woes.

In particular, the troubled singer gets candid about the nerve damage on the right side of her body, which she says is so severe she can't think straight sometimes -- and that it's left her with loads of trauma.

She's spoken about the health issue before, so it's not anything new ... but she essentially says in her post Wednesday she's digging deep to forgive those she believes have caused her suffering.

1:34 PM PT -- Train just released a heartfelt tribute to Charlie Colin saying, "When I met Charlie Colin, front left, I fell in love with him. He was THE sweetest guy and what a handsome chap. Let’s make a band that’s the only reasonable thing to do."

They continued, "His unique bass playing a beautiful guitar work helped get folks to notice us in SF and beyond. I’ll always have a warm place for him in my heart. I always tried to pull him closer but he had a vision of his own. You’re a legend, Charlie. Go charm the pants off those angels❤️🙏⭐."

Charlie Colin, one of Train's founding members, has died from what appears to be a tragic accident ... TMZ has learned.

Kelly Rowland went from 0 to 100 real quick at the Cannes Film Festival ... and a lip reader's now dishing on what exactly went down during her red carpet showdown with a security guard.

Jacqui Press has dissected the singer's fiery confrontation from Tuesday's "Marcello Mio" premiere -- and she says it all kicked off smoothly, with KR graciously telling the security guard, "It's OK," after she accidentally stepped on her dress. But then things took a drastic turn!

Jacqui spills to MailOnline that the security guard's response is still a bit fuzzy, but it was enough to irk Kelly 'cause she apparently fired back with a firm, "Don't talk to me like that."

*NSYNC has major music labels poking around to produce a new single or album, amid talks of a possible reunion stadium tour ... TMZ has learned.

Sources familiar with the situation tell TMZ ... the band, which hasn't released a stand-alone *NSYNC single since 2002, has been receiving calls from multiple music labels like Warner Music and Universal Music that are eager to learn about the band's current status.

We're told the guys could find themselves in the middle of another bidding war -- this time with the labels possibly wanting a new single or album from the group.

One lucky Elvis Presley fan's gonna need more than a hope and a prayer to get his personal Bible, they'll need a lotta money, too, as it's about to go up on the auction block.

GWS Auctions already has one bid at $30k, and will open up the live auction starting May 25. The Bible has "Elvis Aaron Presley" embossed in gold, and is chock-full of bookmarked pages and underlined passages that hit home for the singer.

The Bible is accompanied by a handwritten letter from Elvis' cousin, Patsy Presley ... and according to the auction house the book was 1 of 3 found by her and Elvis' dad when they were packing up his stuff shortly after he passed.

They say this particular one up for auction was found in Elvis' nightstand.