And just like that, another Academy Awards is in the books.

On Sunday, the 2020 Oscars brought together the biggest names to celebrate the year's achievements in film, delivering several history-making moments in the process. Stars watched as Brad Pitt took home his first Oscar in acting, Parasite director-screenwriter Bong Joon Ho swept the competition with four historic winsLaura Dern became the first actor in a Netflix production to win an Oscar, Jojo Rabbit director-screenwriter-star Taika Waititi became the first person of Maori descent to win an Oscar, and plenty more.

The night was also filled with memorable performances. Among them was Janelle Monáe, who kicked off the evening with an electric medley revolving around the top-nominated films. For her part, Idina Menzel took the stage with nine other Elsas around the world. Then, Billie Eilish and Chrissy Metz made their Academy Awards debut with moving renditions of The Beatles' "Yesterday" and the Oscar-nominated song "I'm Standing With You," respectively.

For winner of the most shocking moment of the night, that went to Eminem and his surprising performance of "Lose Yourself," which warranted some amazing reactions from the crowd

But even amidst all the glamour and jaw-dropping moments, we couldn't help but notice that some of our favorite stars were missing from the excitement. From scheduling conflicts and snubs to illnesses and hosting at-home viewing parties, here are the celebrities that were MIA at the 2020 Oscars:

Jennifer Lopez, 2019 Vanity Fair Oscar After Party, 2019 Oscars, After Party

JB LACROIX/AFP/Getty Images

Taylor Swift, 2016 Vanity Fair Oscar Party

John Shearer/Getty Images

Kendall Jenner, Vanity Fair Oscar Party 2018

John Salangsang/REX/Shutterstock

Nick Jonas, Priyanka Chopra, 2019 Vanity Fair Oscar Party, 2019 Oscars

Jon Kopaloff/WireImage

Angelina Jolie, 2014 Oscars

Jason Merritt/Getty Images

Jamie Foxx, 2019 Vanity Fair Oscar Party

Gregg DeGuire/FilmMagic

Neil Patrick Harris, David Burtka, 2015 Vanity Fair Oscar Party

David Livingston/Getty Images

Amy Schumer, 2014 Vanity Fair Oscar Party

Jon Kopaloff/FilmMagic

E!'s coverage of the 2020 Oscars begins Monday on Eonline.com!

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