Derek is ready to propose. You know, as in pop the question? We’re talking the big “M,” here. This is a huge step, and he’s trying to make it count. He asks for advice and gets everything from Mark telling him to wait—yeah, listen to Mr. Confirmed Bachelor for relationship tips—to Cristina telling him to keep it simple to Richard telling him to go all-out with flowers, violins and fireworks. I guess we know how he managed to keep Adele all of these years, the Chief’s a hopeless romantic. Awww. But when Meredith happens to mention the idea of McBabies—just imagine how incredible their hair would be!—Derek knows the time is right and he starts coming up with a plan.
Now that Izzie realizes that she's sick, she tries testing herself at the clinic, but doesn't get far before her interns arrive. When she has to show Sadie the right way to take blood from a patient, she demonstrates the technique on herself, then tells Sadie to run both tests. Under the guise of training, Izzie has Sadie run more tests on her. Sadie's only discovery: Izzie is anemic.