On March 9, the artist tweeted the following: "Now that folks are cancelling non-essential travel and events, [you] start to realize how much we schedule that's non-essential. Of course, what we do is critical to human joy, inspiration, etc, but our entire entertainment industry is full of individually non-essential events."
Gomez shared a photo on social media of herself wearing a mask while waiting at Chicago's O'Hare airport.
The model shared a picture of herself wearing a face mask while flying from Milan to Paris.
Simpson posted a picture of himself stockpiling and wearing a mask, with the caption "Coronavirus? Who's afraid?"
See also: Take the coronavirus quiz - Are you overreacting or being safe?
The former supermodel posted a selfie while wearing protective gloves on social media and told her fans to "be safe." She's since been spotted multiple times in similar looks.
The actress also wore a mask while flying.
The comedian and his wife Marjorie shared a selfie of themselves wearing masks on a plane.
The artist had to postpone 12 shows in Asia. She told her fans, "Please everybody take care of yourselves and stay healthy. You're in my thoughts and prayers and we are hoping to announce rescheduled shows soon."
The punk rockers canceled the Asian leg of their tour, but told fans to hold on to tickets as they'll return.
Arnie had to postpone this year's Arnold Sports Festival. He told fans that "it's a very sad day" but the "right thing to do." He added: "Making money is less important than being healthy and promoting health and fitness."
The actress had started shooting a movie in Italy, so she shared a video on Instagram reassuring her fans that she was safe.
The K-pop group canceled four shows in Seoul. "We must take into consideration the health and safety of hundreds of thousands of guests as well as our artists," a message said.
The actress shared a picture of herself wearing a mask while flying to Paris. She even made a reference to her movie 'Contagion.' Paltrow went on to advise fans to "Stay safe. Don't shake hands. Wash hands frequently."
In February, the Microsoft founder warned that the virus could become a pandemic.
The artist addressed his fans in China in a video. Bieber donated 200,000 RMB (US$29,000) to the Beijing Chunmiao Charity Foundation.
The British rapper had to cancel the Asian leg of his world tour "due to the ongoing health and travel concerns surrounding the coronavirus," he said.
Kim K has shared pictures on Instagram wearing a mask and gloves and with Vitamin C tablets, all while traveling.
The artist addressed Chinese fans via a Weibo video message, saying: "I just wanted to send a message to you to let you know that we are all with you during this time, and keep fighting, and stay healthy, and positive as best as you can."
"My heart goes out to those affected by the coronavirus and their families," she said.
The artist told his fans: "Just wanted to say it's a very scary time in your country right now, but my prayers and thoughts are with you all right now."
Simon Huck, the owner of the company that makes the travel pack "Ready Set Judy," said their air masks and one of their emergency kits sold out in less than 10 hours, so they had to restrict sales to three kits per order.
More than 250,000 people were expected to attend the event.
In response, the Bill & Melinda Gates Foundation donated US$100 million to help contain the outbreak.
Perry added: "We're thinking of you. We are sending our prayers. We're gonna get through this."
The solidarity message was shared on Twitter by the Director-General of the World Health Organization, Dr. Tedros Ghebreyesus, who thanked Katy Perry.
Longoria said: "I am shooting in this small town in Italy. I'm nowhere near the north. Thank you for your concerns." This was on February 24, before the whole country was in lockdown.
Celebrities are reacting to the spread of the new coronavirus all over the world. Many have donated millions to help contain the virus, while others have canceled shows and sent messages to fans.
Now 'Wonder Woman' star Gal Gadot has shared a video of herself and other major stars singing along (while separated by quarantine) to John Lennon's 'Imagine.' The big names include Natalie Portman, Sia, Amy Adams, Will Ferrell, and Mark Ruffalo, just to name a few.
Browse through this gallery and get to know how other A-listers are reacting to the COVID-19 outbreak.
Gal Gadot and other celebs react to the coronavirus outbreak
How the stars are dealing with COVID-19
CELEBRITY Covid-19
Celebrities are reacting to the spread of the new coronavirus all over the world. Many have donated millions to help contain the virus, while others have canceled shows and sent messages to fans.
Now 'Wonder Woman' star Gal Gadot has shared a video of herself and other major stars singing along (while separated by quarantine) to John Lennon's 'Imagine.' The big names include Natalie Portman, Sia, Amy Adams, Will Ferrell, and Mark Ruffalo, just to name a few.
Browse through this gallery and get to know how other A-listers are reacting to the COVID-19 outbreak.