We meet the infamous "Boy in the Bubble." More importantly, we see Cristina Yang’s vulnerability for the first time when she freezes during a trauma.

Buy Grey’s Anatomy – Season 1 Complete . Watch it on a rainy Sunday. You will finish all nine episodes in one sitting. You will laugh at the flip phones. You will weep for the patients. And you will immediately queue up Season 2. Greys anatomy - Season 1 Complete

A religious patient forces the doctors to confront their own beliefs. Izzie struggles with her past as a lingerie model (a hilarious subplot that aged surprisingly well). Cristina tells Burke she likes him, a rare moment of emotional maturity. We meet the infamous "Boy in the Bubble

The pilot is a masterpiece of efficiency. We meet Meredith waking up after a one-night stand with a stranger at a bar—who turns out to be her new boss, Dr. Derek Shepherd (Patrick Dempsey). The episode sets the tone: fast-paced banter, a frantic surgery montage set to The Postal Service’s "Such Great Heights," and the tragic death of a pregnant woman. It ends with the iconic line: "The game. It's called 'Who wants to be a surgeon?'" You will finish all nine episodes in one sitting

The show’s first major comedy beat. An elderly patient’s "problem" requires a unique extraction. Meanwhile, the interns study for the "M&M" conference (Morbidity and Mortality), a terrifying ritual where failures are publicly dissected.

A heavy hitter. A train crash brings two patients impaled on the same pole. The surgical solution is heartbreaking. This is the episode where you realize Grey’s Anatomy is willing to kill characters you just started loving.