Check out Heidi Klum's Twitter feed to see how her Princess Fiona costume came together, but also to see some of her other incredible looks from parties earlier this month.
The 45-year-old model and America's Got Talent judge has hosted an annual Halloween party for almost two decades, and it always looks like a blast - but it's her jaw-dropping costumes year after year that make it one of the season's most anticipated events!
Check out all the best costumes celebrities have rocked for this year's spooky festivities.
Check out Heidi's craziest costumes in the slideshow...
She also donned Princess Fiona's signature red hair, green princes dress and had a set of ogre feet to walk around her party in.
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The 45-year-old also had her own Shrek as her flawless date to the party.
She chronicled the transformation in a series of Instagram photos and Stories all day Tuesday, teasing the duo's costumes out bit by bit as the prosthetics were applied to her chest and face.
Klum is known for wearing elaborate costumes at the party.
In the past, Klum has dressed as Lady Godiva, the Hindu goddess Kali, a dead body and Jessica Rabbit, among others. But you fans aren't the only ones who go hard on Halloween - your favorite celebs get into it too!