Since it debuted on ABC in 2005, "Grey's Anatomy" has surpassed 20 seasons and well over 400 episodes, so if you're sitting down to watch Dr. Meredith Grey's (Ellen Pompeo) journey from lowly intern ...

Grey’s Anatomy is a pivotal piece of network television these days. It’s been on air for so long that it would feel strange without it. In all of its seasons, the show has gone through so many changes ...