Who's Knocked Up

S4, E7: A mystery unfolds at the Gatsby when Miguel and Olivia find a positive pregnancy test in the restroom and devise a plan to reveal which stylist is expecting! Plus, the twosome get lucky when Gayle and Christy invite the entire team for a field trip down to a Maryland laboratory to test new products for their Gatsby hair product line. With the stylists corralled into a group, Miguel and Olivia's experiments appear foolproof--and the duo get pumped to find out who's been knocked up! Meanwhile, Tracy and Corey come to blows when the two realize they have completely different visions for their future wedding.