Nurse!

Kylian Mbappe looked like he was in an MMA fight instead of a UEFA Euro match on Monday ... 'cause the soccer superstar suffered a brutal injury that left his nose bleeding all over the field!

It just happened on the pitch minutes ago ... during France's tilt against Austria at the Düsseldorf Arena in Germany.

During the match, Mbappe -- the French forward and captain of the team -- smacked his face into the back of Austria defender Kevin Danso's shoulder ... and he immediately fell to the ground in agony.

4:30 PM PT --  A rep for "Player Kings" tells TMZ Ian McKellen is doing well after his fall, saying ... "Following a scan, the brilliant NHS team have assured us that he will make a speedy and full recovery and Ian is in good spirits."

"The production has made the decision to cancel the performance on Tuesday 18 June so Ian can rest. Those affected will be contacted by their point of purchase as soon as possible tomorrow."

"Thank you to doctors Rachel and Lee who were on hand in the audience and to all the venue staff for their support.”

Ian McKellen stepped into the spotlight in London and ended up in a hospital ... this after taking a nasty fall during a theater performance this week.

The actor -- who turned 85 last month -- was hospitalized Monday after losing his footing in a "Player Kings" fight scene and falling off stage ... this according to multiple reports out of the UK.

Ian plays John Falstaff in 'PK' -- a new West End production of Shakespeare's Henry IV parts one and two -- and he was circling a battle scene when he tumbled off the front of the stage, screaming in pain as he hit the deck.

6/19 8:20 AM PT -- A spokesperson for Emirates tells TMZ ... "We are sorry to hear of Mr. Fowler's experience and our teams on ground are providing him with all possible assistance. The safety and health of our customers is taken very seriously."

"While Emirates aims to cater to customers with specific needs by offering a variety of special meals that cover medical, dietary, and religious requirements, we cannot guarantee a nut-free inflight environment. We urge travelers with dietary or other medical requirements to check our website and consult their doctor before travel."

"Love Island Games" champion Jack Fowler is ripping an airline over an allergic reaction he says he suffered on a flight ... accusing the company of not taking food allergies seriously.

Jack just shared what he characterizes as a travel nightmare on social media, claiming he was flying Emirates when he was served a cashew nut ... despite allegedly warning flight attendants multiple times about his severe nut allergy.

The reality star says he had difficulty breathing and needed oxygen and an EpiPen after being served a chicken dish with nuts in it ... suggesting death was a "real possibility."

Dr. Oz's medical knowledge came in handy on his flight to Mexico this week ... 'cause the celebrity doc treated a fellow passenger during a health scare up in the air, TMZ has learned.

Check out this footage, obtained by TMZ, that shows Oz vigilantly tending to another traveler, whom we're told was going in and out of consciousness an hour into Friday's flight from NYC to Cabo San Lucas.

Dr. Oz has confirmed the medical incident, telling TMZ ... he was en route to a wedding when he heard flight attendants asking for medical help, and he answered the call.

There's good news about Kate Middleton's health as she battles cancer ... and the bottom line is, she'll be back in the public eye soon.

Sources with direct knowledge tell TMZ ... Kate's treatments -- which included chemotherapy -- have gone well over the last 3 months. So well, in fact, that she and the Palace are planning for her to resurface in public ... possibly as soon as this weekend.

The big question for folks in the UK has been, "Where's Kate?" ... as she's rarely been seen since she made the announcement in March that she's battling a form of cancer.

Conor McGregor's UFC comeback has been put on hold -- the "Notorious" is OUT of his UFC 303 main event fight against Michael Chandler.

UFC honcho Dana White announced the devastating news late Thursday night -- just two weeks and a day before the scrap -- saying 35-year-old McGregor suffered an injury, and wouldn't be able to fight. The nature of the injury isn't known at this time.

38-year-old Chandler is also off the July 29th card ... as the UFC will now attempt to rebook the fight at a later date.

President Biden saw his German Shepherd chomp down on Secret Service on multiple occasions before the family dog got booted from the White House ... according to new docs.

Biden's pooch, Commander, got shown the door after dozens of instances where he bit agents tasked with protecting POTUS ... and these newly released documents claim Biden was present for at least 3 of those attacks.

In one previously unreported instance on Sept. 12 -- Biden was walking Commander on a leash in the Kennedy Garden on the White House's South Lawn ... when Commander ran through JB's legs and bit an approaching agent in the left arm, ripping a hole in their jacket.

Carly Pearce is proclaiming her Christian faith, loudly and proudly, after fans accused her of being a Satanist in response to a controversial photo posted online.

The country singer fired back at her critics with an X post designed to shut down any notion she might be associated with ol' Beelzebub. Carly says she noticed several comments suggesting she rolls with Satan after she posted a photo standing on top of what appeared to be the number "666."

Yet, as Carly told her followers, the implied Satanic imagery was not intentional ... and not really accurate, either.

A Virginia state trooper was sent flying to the ground after a drunk driver slammed into her patrol car during a separate DUI stop -- and the whole thing was caught on video.

This all unfolded when Trooper C. Aziz responded to a sedan stopped in a lane on Interstate 495 Tuesday in Fairfax County ... and as you can see from the cop's dashcam, she's at the driver's window attempting to coax her to exit the vehicle or move it to the shoulder.

It's right then when another vehicle hits her patrol car from behind -- which is reported to have been a Jeep Cherokee -- and you can see the trooper get rammed from the front.

Kathy Griffin's bouncing back ... fresh from round two of surgical procedures to restore her voice.

The comedienne posted an IG pic of her throat Wednesday wrapped in a gauze bandage and said, "Vocal cord surgery went well. 🙏 A bit of scarring and swelling, but it’ll be worth it if I get some of my voice back. 🙏🙏🙏."

Kathy spilled the deets on her surgery the day before ... explaining she's getting an implant in her left vocal cord. This comes a year after surgery in the same spot, which was left paralyzed during her 2021 lung cancer operation to remove half of her left lung.

At least 2 people were allegedly electrocuted at a resort in Mexico -- and the aftermath appears to have been caught on camera ... which shows one person receiving CPR.

This video is making the rounds on social media, and it purports to capture the moments after at least two individuals were zapped in a jacuzzi at a hotel Tuesday evening near Puerto Peñasco along the Gulf of California.

The footage shows a big crowd standing around a hot tub on the grounds ... and you can see one man get yanked out by others, while another person is laid out flat on their back.

A Coldplay concert in Greece hit the pause button after a man draped in an Israeli flag fell while trying to rush the stage ... just one of the various gestures from the pro-Israel crowd.

Footage has surfaced from Coldplay's gig in Athens this week -- and it shows front man Chris Martin pausing in the middle of a song as a guy wrapped in an Israeli flag climbs onto a set of lights along the edge of the stage ... before suddenly falling hard on his ass.

Chris tells his band to stop immediately ... then, he and guitarist Johnny Buckland rush over and peer down into the depths below the stage -- checking to see if the dude is alright.

LANY frontman Paul Jason Klein is on the road to recovery after revealing a nasty car accident resulted in his recent hospitalization.

The pop singer posted some alarming photos Tuesday showing himself in a hospital bed, and recovering at home ... and he told fans he got banged up when his Vespa was struck by another vehicle last week.

Paul says he was on his way home from the gym on his moped ... and the next thing he remembers is waking up on a stretcher as he was loaded into an ambulance. He has no recollection of the collision, but is grateful to be alive.

Nothing comes between BFFs Gayle King and Oprah Winfrey ... even a bodily-fluids TMI secret spilled on national television.

ICYMI ... Gayle did the big reveal on "CBS Mornings" Tuesday as she explained in graphic detail why O was missing a scheduled book club segment because she was down bad with a stomach bug. GK let the world know her bestie had stuff coming "out of both ends."

Welp, lots of people thought Gayle did Oprah dirty by exposing that much nitty gritty about Oprah's illness -- but Wednesday morning, Gayle made it clear the dynamic duo's as tight as ever by posting a video call they had discussing the aftermath.

Kevin Jonas has undergone a procedure to remove a cancerous mole on his forehead -- and he's also turning it into a reminder for everyone to get themselves checked out.

The singer filmed himself on an examination table before the surgery in an IG clip KJ posted Tuesday -- explaining he was getting rid of the basal cell carcinoma just below his hairline, which had started to grow.

The clip then cuts to post-surgery, showing Kevin peeling back the bandage. But, for those who might feel queasy at the sight ... he covered it with an emoji, so no gruesome-ness.

Celine Dion is detailing her battle to get back on stage, Sexyy Red is brawling at the airport and Reggie Bush thinks USC football is getting a National Championship back ... all on today's hot takes.

On "TMZ Live" Harvey and Charles explain why Celine is opening up about her struggles with Stiff-Person Syndrome.