Grey's Anatomy season 5 episode 12 entitled 'Sympathy for the Devil' (s05e12) has already been released. The episode 12 'Sympathy for the Devil' of Grey's Anatomy season 5 will be shown on January 15 on ABC.
In the mean time, here's the video preview of Grey's Anatomy ''Sympathy for the Devil' season 5 episode 12 (s05e12)
episode 12 overview
Derek's mother, Carolyn, makes a surprise visit to Seattle and meets Meredith for the first time, as Mark tries to conceal his relationship with Lexie from her as well; meanwhile, death row inmate William wishes to donate his organs to Bailey and Arizona's patient, as Owen and Cristina try to go on their first date.
Read more! Grey's Anatomy Season5 Episode12: Grey's Anatomy s05e12
