Don't Go) | [s7e13] Don't Deceive Me (please

Despite the Chief's disapproval, Lexie’s "obsessive tweeting" actually helps save a patient's life by locating specialized equipment at another hospital through her social media network. 🌟 Notable Guest Stars

Guest star Rachael Taylor debuts as Dr. Lucy Fields, a new obstetrician who is immediately irritated by Callie's frantic behavior. 📱 Surgery in the Social Media Age [S7E13] Don't Deceive Me (Please Don't Go)

The episode centers on launching his highly anticipated Alzheimer's clinical trial. 📱 Surgery in the Social Media Age The

In a lighter subplot, attempts to modernize the hospital by live-tweeting surgeries for educational purposes. Derek chooses Alex Karev as his resident instead

Despite the betrayal, Arizona Robbins decides she wants to be part of the child's life.

Derek chooses Alex Karev as his resident instead of his wife, Meredith Grey , arguing that their personal connection and Meredith’s family history (her mother, Ellis) would make it too emotional.