Jessa (Duggar) Seewald Celebrates 23rd Birthday Three Days After Due Date

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Could it be a birthday baby?

Three days after her due date, Jessa Seewald celebrated her 23rd birthday on Wednesday. The 19 Kids and Counting star posted a picture sharing a milkshake with her 6-year-old sister, Jordyn, writing, "Sharing a birthday dessert with my little Jordyn buddy!"

WATCH: Jessa (Duggar) Seewald Gets Her Taco Fix While 40 Weeks Pregnant!

Meanwhile, the birthday wishes are rolling in for the expecting mama, including from her husband, Ben, who posted a video giving his wife good birthday wishes.

WATCH: Jessa (Duggar) Seewald On How Her Family Will Differ From Jim Bob and Michelle's

Additionally, Jim Bob and Michelle posted throwback Facebook photos, along with a heartfelt birthday message for their daughter.

"This girl has always brought life to our house and everywhere she goes," they wrote. "We are so thankful for the young lady she has become. We love the happiness she has found with Ben and their devotion to the Lord. We are especially excited to meet a new grandbaby soon!!! Jessa will certainly be a wonderful mom."

"Today might be a good day to have that sweet new one," the message continued.

Anna, Jana and Jinger took Jessa and Ben out forJessa's birthday lunch. Meredith and Jordyn also enjoyed the...

Posted by Duggar Family Official on Wednesday, November 4, 2015

WATCH: Jessa (Duggar) Seewald Patiently Awaits Birth of First Baby, Feels 'As Big As a Barn!'

This will be the first baby for Jessa and Ben. Just yesterday, the reality star posted a picture of her bump as she was out for tacos.

"Forty weeks 2 days," Jessa posted on Instagram to her 1.7 million followers. "Wow, @sierrajodominguez! We're big and sweet lil' Kristen is sandwiched in the middle. The tacos were fantastic! #Tacos4Life #Meal4Meal #T4LFayetteville."

Happy birthday!

Watch the video below.