Kourtney Kardashian's Throwback Photo From Her 20th Birthday Proves She Doesn't Age -- See the Cute Pic!

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Does Kourtney Kardashian look better now than she did 17 years ago?!

The 36-year-old reality star -- who turns 37 on Monday -- took to her app to share a throwback photo of herself on her 20th birthday, and it's safe to say she's aged exceedingly well ... if at all. Rocking a curve-hugging pink dress and giving her best duck face, Kourtney proved her looks are still pretty flawless prior to being famous.

WATCH: Rob Kardashian Finally Returns to 'Keeping Up With the Kardashians' After Years of TV Absence

Kourtney and family started filming Keeping Up With the Kardashians in 2007, and nine years later, she's still got it. Check out the mother-of-three recently doing an impromptu photoshoot in a strapless black dress and thigh-high heeled boots, showing off her sexy side.

Kourtney's already been celebrating her upcoming birthday early, including having a get-together with her "Arizona girls" in New York City, complete with cake. The Keeping Up With the Kardashians star graduated from the University of Arizona with a bachelor's degree in Theatre Arts and a minor in Spanish.

WATCH: Scott Disick Will Not Rule Out Anything With Kourtney Kardashian: 'I'll Love Her 'Til the Day I Die' 

... But will her ex, Scott Disick, be a part of the celebrations on her actual birthday next week?

"We're not getting back together right now, but I don't know, like, what the future holds in life," Kourtney coyly told Kathie Lee Gifford and Hoda Kotb during an appearance on Tuesday's Today show about the status of their relationship. "But we're just doing our best to be the best parents. Like, he came with us to Vail and it was great. Like, we're friends at this point."

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