Grey's Anatomy Season 8 Episode 19: "Support System"
Cristina makes Owen tell her about the intimate details of his affair; Mark takes his authority very seriously when he steps in as chief for the day; Arizona, Callie and Bailey plan special night for Teddy.
Every little kid knows the words to the song. The foot bones connected to the leg bone. The leg bones connected to the knee bone. In med school, you learn it's a little more complicated than that. The songs not wrong. Everything is connected.