Fabio and Jacopo try to make a splash in the beverage business with a VIP tasting of their new martini line. Richard's perfectionism rears its hypercritical head when he challenges his chefs with a demanding mock service.   Spike goes on the warpath when he discovers the new Good Stuff griddles are incorrectly installed and his mother is to blame. Overbooked and understaffed, Jen struggles to impress investors with the launch of her pop-up restaurant. But with an ambitious six-course menu and unfamiliar kitchen, did the "Concrete Blonde" bite off more than she could chew?