What do Jack Black, Cher and Justin Bieber have in common?
They've all found themselves victim to what might be the worst kind of rumor: Fans (or hackers) saying these stars died when they were very much alive and well.
Find out what happened to these and other celebrities who have been victims of death hoaxes.
In June 2016, the Twitter account for Tenacious D, Jack Black's band, tweeted out an announcement of Black's death. The tweet was later revealed to be from a hacker, according to The Washington Post. The Tenacious D account later tweeted that hacker was playing a "sick 'prank.'"
Global Associated Press, a fake news site, proclaimed in 2012 that R&B singer Usher had died in a car accident. The singer took to Twitter to dispute the rumors, tweeting a shirtless photo of himself and writing, "I must've died and went to heaven... Alive and cold kickin ass!!"
"Born This Way" singer Lady Gaga was falsely proclaimed dead in 2011. According to E! News, the rumors stemmed from a fake Facebook headline, claiming the star was found dead in a hotel room. Clicking on the link sent the reader to a fake BBC webpage.
Jon Bon Jovi
In 2011, rumors began circulating that musician Jon Bon Jovi had died of sudden cardiac arrest. However, Bon Jovi himself took the false report in stride and posted a photo on Facebook with a sign that read "Heaven looks a lot like New Jersey."
Country singer Reba McEntire was victim to a 2012 false news report that claimed she'd fallen off a mountain in Austria to her death. The singer took to Twitter to reassure her fans that she was "alive and kicking!"
Will Ferrell was reported dead by a fake press release from i-Newswire in 2009 which claimed he'd died in a paragliding accident.
A 2015 press release falsely reported Sugar Ray singer Mark McGrath had died in a shooting on the set of Adult Swim show "Hot Package." The cable network denied having any involvement. McGrath later tweeted: "Final word on the death hoax thing, I knew nothing about it and found out the same time you did ... sorry about any confusion."
"Twilight" actor Taylor Lautner was victim to a death hoax that claimed he'd died of a drug overdose in 2010. A representative later told E! News, "I am almost 100-percent positive this is a hoax." Now we know it was.
"Who's the Boss" star Tony Danza was said to have died after falling off of a New Zealand cliff in 2011, by fake celebrity news website Global Associated Press.
Britney Spears told Entertainment Tonight in 2013 that the worst rumor she'd ever heard about herself was that she died. "It was on the radio that I died. My family called me, wondering if I'm dead ... It was pretty odd," Spears said. She then again became the victim of a hoax in December 2016 when Sony Music Global's Twitter page was hacked and erroneously announced her death.
In 2009, Kanye West was the victim of a death hoax that stemmed from hackers who claimed the rapper died in a car accident. West's then-girlfriend Amber Rose quickly disputed the claim over Twitter, MTV.com reported.
In 2006, Tom Hanks was reported to have fallen off a cliff in New Zealand to his death. TMZ later confirmed with New Zealand authorities that no such incident had occurred and the report, from fakeawish.com, was false.
In 2010, all it took was one Twitter user's fake retweet sourcing CNN to spark the falsehood that actor Morgan Freeman had passed away. Both Freeman's representatives and CNN squashed the rumor.
Poor Biebs: He's been the victim of death hoaxes almost too many times to count. In 2016, mic.com traced the source of the hoax to a fake news report of a car crash on a site that updates the article's timestamp daily, keeping the rumor alive.
In 2014, a fake article circulated around Facebook, claiming Miley Cyrus had died of an overdose in her home. Cyrus responded by posting an Instagram photo of herself to prove she was alive.
A fake celebrity news site claimed that Russell Crowe had fallen off of a mountain and died in 2010, according to E! News. He responded with the tweet: "Unable to answer tweets fell off a mountain in Austria,all over red rover. Don't know how i got there, but the media are never wrong.G'Bye."
Celine Dion was falsely reported dead via Twitter in 2013. According to E! News, conflicting fake reports claimed Dion had died in a plane crash while others claimed it was a car accident. Dion went on to tell the Digital Spy that these reports made her "a little mad" because of the impact on her family.
Since leaving the Nickelodeon kids' show "Blue Clues," Steve Burns has been the victim of various death hoaxes and urban legends. MTV.com reported in 2007 that Burns' apparent death causes have ranged from terminal illness to drug overdose.
Chris Brown was falsely declared dead in 2012 through a hoax that spanned both Twitter and YouTube. According to E! News, pranksters not only circulated the hashtag "#RIPChrisBrown," but also commented fake messages of mourning on his YouTube music videos.
Bill Nye, star of the children's show "Bill Nye The Science Guy," was rumored dead on Twitter in 2012. The rumors sparked the topic "RIP Bill Nye The Science Guy" to begin trending which Twitter users used to express their upset over Nye's supposed death. According to The Huffington Post, the hoax came shortly after Nye released a video promoting the teaching of evolution in schools over creationism.
In 2013, Facebook pranksters led users to believe Eminem was dead by circulating a gruesome photo of a stabbing victim and claiming it pictured the rapper. Eminem's representatives quickly denied his death, telling E! News the rapper remained "unstabbed."
Similar to the Mark McGrath hoax, Cher fell victim when a Twitter user created a fake retweet, falsely attributing CNN, that claimed Cher had died at her Malibu home in 2012. Kim Kardashian responded on Twitter, first by tweeting, in part, "I hope this is a twitter joke and not true," and later, "Can't believe people would make up a sick joke like Cher died. These people need to get a life!" according to The Washington Post.
In November 2014, "Home Alone" star Macaulay Culkin responded to false reports of his death by posing for an Instagram photo in which he and his Pizza Underground bandmate re-created a scene from "Weekend at Bernie's," the 1989 comedy about two men who try to convince people their deceased boss is alive.
"Rush Hour" star Jackie Chan took to Facebook where he posed with a newspaper to show that day's date when rumors began circulating of his death in 2013. This wasn't the first time Chan became a victim to online death hoaxes. In 2011, a fake Facebook page was created to memorialize him, claiming he'd died of a heart attack.
The original "Paul is Dead" hoax first surfaced in the late '60s, with the former Beatle later giving a nod to it by dubbing his 1993 live album "Paul is Live." The falsehood returned in March 2012 when "RIP Paul McCartney" became a top Twitter trend, E! News reported at the time.
Carlos Santana became a victim of a death hoax in September 2015 when false news of his death went viral. His spokesman squashed the rumors by telling USA Today, "he is alive and well and enjoying his morning!"