Though she appeared shocked herself, Colman's sheer joy and awe at winning was infectious.
Fellow Oscar victor Julia Roberts took to Instagram to share her appreciation for Colman, writing: "I (love) Olivia".
Elsewhere Good Morning Britain presenter Piers Morgan tweeted about the "hilarious" speech, writing: 'Nobody gives better speeches than Olivia Colman.
Former One Direction band member Niall Horan also shared his appreciation for the win, sending heart-shaped emojis next to her name.
British actress Olivia Colman, 45, pulled off a stunning upset at the Oscars on February 24 when she won the Academy Award for Best Actress for her role in The Favourite, swiping the title from the Tinsel Town's favorite to win, Glenn Close.
In the above video watch how she's gone from a small screen comic to the world's most beloved actress.
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While you may have been hoping for a dramatic rant about her lifelong dedication to the field, Close understands that the work is not about the award; it's about the art.
"Oh - "please wrap up" - [she is being told to end her speech, so she then blows a raspberry]".
Her speech was laden with emotion as she paid tribute to her many aides and supports however she tickled audiences when she made the crass gesture.
The win was a major upset over Glenn Close, who was nominated for her role in "The Wife". "I did spend quite a lot of time imagining this".
The actress won the Oscars trophy for Best Actress for her performance as the eccentric, queer Queen Anne in "The Favourite".
So, the question is, after seven nominations and 40 years in the industry, how does Close feel about losing the Oscar to the first-time nominee and underdog, Olivia Colman?
Thank you, Lindy King, my agent who took me on over 20 years ago, thank you so much.
'My kids who are at home and watching, look!' she exclaimed. "When he walked into the room, I just went, 'That's him!' Mind you, I suppose if he hadn't wanted me, then I might have gone, 'That's him!' at someone else a week later".