Literally no one will ever get over losing Lexie and Mark.
This week, Grey's Anatomy is celebrating 10 years of being on the air.
ABC
We've had 10 years of amazing characters, amazing friendships, and amazing medical miracles.
ABC
But sadly, we've also lost so many of our favourite characters.
ABC
RIP George O'Malley, whose death came out of nowhere and made us question everything we believe in.
ABC
