Bieber quoted his song "Sorry" over a photoshopped pic of Harvey. "It's so sad but this is too funny had to post no disrespect," he wrote.
Vergara, a Colombian actress, called Gutierrez "the queen" even after it was discovered that she did not get the Miss Universe title.
Chrissy Teigen was loving all the weekend headlines. "Real Housewives of Atlanta, Miss Universe, Homeland, The Affair and football. This was a day of Twitter beauty," the supermodel wrote.
Teigen added, "I will say whatever a TelePrompTer wants me to, even if my surroundings and cards say otherwise. Because I am afraid, of robots."
Mindy Kaling said Harvey's fumble
got her attention. "You couldn't have paid me to care about Miss Universe competition before this," the TV star tweeted. "I love Steve Harvey. And both contestants too, now, actually."
Donald Trump, former owner of the Miss Universe pageant, said this would have never happened on his watch. "Very sad what happened last night at the Miss Universe Pageant," the presidential hopeful tweeted. "I sold it six months ago for a record price. This would never have happened!"
Bette Midler got political when she commented on the flub. "Wrong #MissUniverse crowned last night. For two minutes," she Facebooked. "Remember when that happened with our President in 2000 and we had to keep him 8 years?"
Comedian Billy Eichner couldn't help but make light of the embarassing incident. "THERE IS NO ROOM FOR HUMAN ERROR IN A BEAUTY PAGEANT I SAY LET THE WITCH HUNT BEGIN!" he quipped.
Perhaps CNN Early Start co-anchor John Berman said it best when he posted: "We are all Miss Universe."
"I had to ask my [manager] many times like, 'Did I really win? Am I really Miss Universe? Are you going to take the crown from me now?'" she said. "And they [said], 'No, no, you're really the winner.'"
Here's more of the beauty queen's interview: