Vanessa Lachey Shows Off Baby Bump Along With Super Cute New Clothes for the 'Littlest Lachey'

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Nick and Vanessa Lachey still have a few months to wait before they welcome their third child, but the forthcoming addition to the family will be decked out in some cool duds from day one.

The expectant mother shared a super cute snapshot to Instagram on Thursday, showing off an adorable baby shirt that reads "Ain't no mama like the one I got."

WATCH: Nick and Vanessa Lachey Expecting Third Baby -- See Their Adorably Clever Announcement

"Littlest Lachey is already getting some fun swag!" the 35-year-old actress captioned the excited photo. "Laundry time just got even MORE fun!!! I can't take the cuteness of baby clothes!"

Under the tiny grey shirt, Vanessa's growing baby bump was on full display, and from the beaming smile on her face, it appears she couldn’t be happier about her third pregnancy.

The happy couple, who are already the parents to 1-year-old daughter Brooklyn Elisabeth and 4-year-old son Camden, announced that they were expecting earlier this month.

WATCH: They're Having a Baby! Hollywood's Best Celeb Pregnancy Announcements!

On Monday, Nick and Vanessa celebrated Camden's birthday with an awesome comic book-themed b-day bash, which included an amazing, three-tiered superhero cake. Check out the video below for a look at the epic festivities.

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