You Be Illin' Grey's Anatomy : Season 10 Episode 18
TV-14 ABC 41m int(0)
Aired: April 3rd, 2014 @ 10:00 PM EST on ABC
The hospital gets inundated with flu infected patients, which causes the doctors to slowly fall ill one by one. Derek must fight off the sickness as he prepares to give a speech on brain mapping and the residents place bets on who will fall ill first. Meanwhile, a new doctor at the hospital gives Alex a glimpse into an alternate form of medical practice.