Ever since Whitney, Carlin and Erin have started their online dress business, it's been non-stop! They've been selling out of dresses and staying up all hours to ship out packages! Given their rapid expansion, the ladies are working on moving into a new work space. Meanwhile, Katie puts her cosmetology skills to the test when Michaella stops by for highlights. As the sisters catch up, Katie reveals that she has a crush on a new guy! Now that Erin's expecting baby #4, she heads to the doctor for an ultrasound. How will Erin and Chad juggle all of their work responsibilities with another baby in the mix? And it wouldn't be a Bates family cookout without a family member revealing some big news! Will Carlin and Evan's pinata surprise be a baby bombshell?!

Now that Carlin and Evan's baby secret has been revealed, they head to the doctor for their first ultrasound. But when it's revealed Carlin has the same blood disorder as Erin, she begins to worry about the pregnancy. Grappling with the news, Carlin joins Erin and Whitney at their new boutique work space for a heart to heart. Later, Gil and Kelly Jo visit an orthopedic surgeon, where Gil is faced with a tough decision. And it's Tori's turn to spill a secret! During a stroll with Josie and their babies, she reveals some very big news!