Grey's Anatomy, season 9

The ninth season of the American television medical drama Grey's Anatomy began airing in the United States on the American Broadcasting Company (ABC) on September 27, 2012, with the season premiere "Going, Going, Gone" and consists of 24 episodes with the season finale "Perfect Storm" airing on May 16, 2013. The season was produced by ABC Studios, in association with Shondaland Production Company and The Mark Gordon Company; the showrunners being Tony Phelan and Joan Rater. The season was officially released on DVD as a 6-disc box-set under the title of Grey's Anatomy: The Complete Ninth Season - Everything Changes on August 27, 2013 by Buena Vista Home Entertainment.