Fans of Grey's Anatomy are once again talking about one of the show's most unforgettable characters, Cristina Yang. Speculation about a possible return in Season 23 has grown after the official Grey's Anatomy Instagram account shared a nostalgic photo of Sandra Oh as Cristina on August 12. The post included the simple caption "Heavy on the Yang," leaving many viewers confused and excited about why the series suddenly chose to spotlight such an iconic figure.