However, Colman's win was a deserved one, and she charmed the audience with her effusive speech. Historic breakthroughs for winners of color, and for women.
Adams has now been nominated six times by the Academy.
"Olivia's speech last night proves that being amusing doesn't mean you aren't serious about your job", she said. She particularly singled out Close - who was widely presumed to take Best Actress this year - for being an "idol".
It was a good night for some at the 91st Oscars but a disappointing night for others. "Next year I'll be able to put it into words". He ended with a political call to arms: "Let's all be on the right side of history", he said of the presidential election.
"Green Book" also won best supporting actor for Mahershala Ali and best original screenplay. And if it wasn't Grandma, it was Mom. "I think you're fantastic, and I love you very much", she gushed, noting her win over Close. But I sort of hope you are. Anne Hathaway was only 26 years old in 2009 when she won the Best Actress award.
The biggest surprise of the night, was in the best actress category. Under the direction of Yorgos Lanthimos, Coleman gave a career-best as a ruler in decline under the control of her dear friend and secret lover Lady Sarah (Weisz), who is suddenly swayed by a new and conniving member to court (Stone). But that doesn't mean the picture is entirely rosy.
She became the first indigenous Mexican woman to receive an Oscar nomination and second Mexican to be nominated in the Best Actress in a Leading Role category.
That changed in 2017 when he won the Oscar for best sound mixing for the Mel Gibson-directed Hacksaw Ridge.
So there may not have been an actual Oscar host giving regular comic asides, but Melissa McCarthy delivered a huge laugh just when it was needed.
Jack Parlett also tweeted about how he will forever cherish the memory of having a drunken smoke with Colman outside of his student union and ending up at a chip van with her.
Perhaps Olivia's funniest moment, however, was when she blew a raspberry at the show's organizers when she could see someone behind-the-scenes motioning to her during her speech to "please wrap up".
Colman arrived onstage in an emotional state while admitting that this was "genuinely quite stressful" before remarking, "This is hilarious!" In the end, Sinclair ended up becoming a writer while Colman pursued acting.