Fox News on Saturday projected Biden to be the 46th president of the United States.
Some of Trump's most famous critics reacted with joyful remarks, while a majority of his A-list supporters voicing demands for a recount in some states.
Outspoken Trump critic Cher said she was jumping on her bed early Saturday at the same time Biden was projected to be president-elect.
"OMG HE DID IT,SHE DID IT,THEY DID IT I JUMPED ON MY BED... HAPPINESS IS JUST A THING CALLED PRESIDENT JOE ....& VICE PRESIDENT KAMALA KAMALA THE FIRST WOMAN, A BEAUTIFUL WOMAN OF COLOR GOD BLESS OUR AMAZING PRESIDENT ELECT, OUR VICE PRES.ELECT & GOD BLESS," the singer tweeted.
Actor John Cusack, who has never been shy about his distaste for Trump, reacted with an "Amen!"
In another tweet, the star, who previously backed Sen. Bernie Sanders, I-Vt., during the Democratic primary, said, "Now the real work begins / Justice coming."
Jennifer Aniston shared an Instagram photo of herself from "Friends," in which her character Rachel Green throws her arms up in the air in excitement. In another post to her Instagram Story, she wrote "ABOUT TIME."
"Frozen" actor Josh Gad thanked voters.
"Thank you all who used your voices and chose decency. The voters have spoken, the votes have been counted and now it's time to heal. Character and truth matter. We have to get back to our fundamentals. Love you all," Gad wrote.
Khloe Kardashian said, "OMG I want to cry tears of joy!!!! Bravo!!!" while country singer Maren Moris seemed to express her relief, simply tweeting, "Exhale."
"Charmed" alum Alyssa Milano, one of the most outspoken Hollywood liberals who repeatedly slammed Trump in the months leading up to the election, specifically expressed joy for Senator Kamala Harris as the first female Black and South Asian vice president of the United States.
Milano shared a photo of Harris, writing, "FOR EVERY LITTLE GIRL."
"Thank you BIPOC. Thank you for saving us. Again," Milano said in a second tweet.
Trump supporter Scott Baio shared Trump's statement delivered Saturday, in which the president accused Biden of "rushing to falsely pose as the winner" and declared "this election is far from over."
"To be cont..........," Baio said.
Baio also retweeted a post that reads, "If they want Joe Biden to be a legitimate president, the Democrats will support an immediate audit of the election so that every vote can be verified. We want everyone to trust the outcome... Right?"
Mindy Kaling also took to Twitter with an emotional response to Harris being elected as the first female Black and South Asian vice president.
"Crying and holding my daughter, 'look baby, she looks like us," Kaling wrote.
John Legend said: "Congratulations to President-Elect Biden and Vice President-Elect Harris! Thank you for choosing to serve your country during these challenging times."
Kevin Sorbo, who slammed Democrats from his Twitter account during the week of the 2020 election, demanded a recount.
"Throw out every illegal vote and do a recount. Really not that difficult," Sorbo tweeted.
"Congratualations President-Elect Joe Biden Nad (sic) Vice President-Elect Kamala Harris! You have made HISTORY. The first black & Pacific Asian VP. The first Woman VP. THe BIGGEST POPULAR VOTE IN US HISTORY. America has spoken. The mandate is for CHANGE. Thank you America," an elated Debra Messing tweeted.
George Takei had yet to reveal his own thoughts, but the Biden supporter retweeted the now president-elect's words.
"America, I’m honored that you have chosen me to lead our great country. The work ahead of us will be hard, but I promise you this: I will be a President for all Americans — whether you voted for me or not. I will keep the faith that you have placed in me," Biden wrote.
Kirstie Alley voiced her frustrations with Twitter over its censorship of tweets from conservatives.
"OK wait a minute wait just a minute. Is twitter actually censoring everything at this point that they disagree with? And making news outlets the powers that be?? Look at this! GOP or LIB is THIS your America?" she said along with a picture of a woman's tweet claiming Biden is not the president with a warning that said, "Official sources called this election differently."
Ariana Grande, who has been particularly vocal over the last year about the significance of voting, reacted with several exclamation points in an Instagram photo of Biden and Harris smiling at one another.
The pop star also took to her Instagram Story and wrote the word "crying."
Meanwhile, rapper Lil Pump shared videos to his Instagram in which he was rocking Trump merch. The 20-year-old is wearing a camouflage Trump 2020 hat as he dances to music in his car.
Singer Sam Smith shared a photo on Instagram of Donald Trump's face. "Off ya pop you absolute snail," the British singer captioned the photo. "So happy for all my friends in America tonight!! YOU. DID. THAT."
Padma Lakshmi shared a video to Instagram in which she says to the camera, "Donald Trump, please pack your knives and go!"
"The nightmare is over but the work now begins...," Lakshmi captioned the video. "Thank you to every single activist/community organizer/volunteer/donor who registered voters, phone banked, talked to your families and got this done."
Chelsea Handler, who repeatedly slammed Trump and showed support for Biden in recent months, also shared a positive message.
"We did it. This is democracy at work, and we have each other to thank. Let's lift each other up and carry our country into the next chapter. Our work is not over," the female comic wrote.
Alec Baldwin, notoriously known for his impersonations of Trump on "Saturday Night Live" simply wrote, "Amen.." on Instagram. He also shared a video of New Yorkers cheering loud and proud in the streets.
Similarly, Katherine Schwarzenegger posted "AMEN" on Instagram.
"Real Housewives of Beverly Hills" star Lisa Rinna reacted with a statement on Instagram. "YOU'RE FIRED," her post reads, a reference to Trump's notorious line in "Celebrity Apprentice."
Demi Lovato reacted with glee on Instagram. "Our 46th president, @joebiden !!!!♥️🗳 I’ve been waiting to post this photo because I knew deep down you would be our next President. Today we celebrate the millions of Americans who overcame barriers to the ballot box, mobilized their communities and voted in record breaking numbers. This was OUR election and WE WON TOGETHER. There’s still a lot of work to be done, but today we will celebrate each other."
Actress Viola Davis confirmed her excitement. "Woooooohooooo!!!!!! PHILLY!!!!! AMERICA!!!!!! BLACK FOLK!!!! BLACK PEOPLE!!!!!!!! GOD BLESS YOU!!!!!!! 💛💛💛🙏🏿🙏🏿🙏🏿 Now....let’s fight for that Senate!!!!!!!"
Reese Witherspoon too dubbed Saturday a "monumental day."
"No matter what side you are on, let's take a moment to recognize how far women have come in this country. Thinking about all those who shattered glass ceilings and paved the way for a woman to * finally * be Vice President of the United States makes me so emotional. Sojourner Truth. Harriet Tubman. Shirley Chisholm. Ruth Bader Ginsburg. Kamala Harris. I salute them all. And to the young girls of our nation... DREAM BIG. Anything is possible," she captioned a photo on Instagram of Biden and Harris smiling.