"Missing the beach already! #donttellmrtell," she captioned the shot of her and Lo playing in the water. And in another snap, Lauren's admiring the view with her ladies. "tres amigas #donttellmrtell," she posted with the cute pic.
Her friends even threw together one of the cutest cakes we've ever seen. "Almost too cute to eat ... Almost. #donttellmrtell," she captioned the sweet snap.
We can't wait to see the fashion designer walk down the aisle! What do you think about Lauren's bachelorette pics?
Tell toofab in the comment section below and click "Launch Gallery" above to see even more of the "Hills" stars today!