[s2e21] Superstition -

: Her concern for Denny Duquette intensifies as his health declines, leading her to finally dump Alex Karev.

: She is assigned to a patient with a skull injury and severe OCD, which deeply irritates her. Simultaneously, she holds Preston Burke's "lucky" scrub cap hostage as leverage to get George O’Malley to move out of their apartment. [S2E21] Superstition

: The Chief faces his own past when his former AA sponsor, Ollie, is admitted with failing health. Key Character Moments : Her concern for Denny Duquette intensifies as

: They treat a patient who was struck by lightning while stalking her ex-boyfriend. : The Chief faces his own past when

" Superstition " is the 21st episode of the second season of , originally airing on March 19, 2006. The episode explores the rituals and beliefs medical professionals lean on when faced with unexplainable patterns of tragedy. Episode Summary

The surgical floor at Seattle Grace is gripped by the belief that fatalities occur in groups of three or seven. After four patients die in a single morning, the staff becomes increasingly anxious that more deaths are imminent by midnight.