Sixty years of running down corridors and somehow the budget for the wobbly sets is still part of the charm.
Fun fact: The BBC wiped 97 episodes from the 1960s to reuse the tapes, and some are still missing.
Twenty years of surgeons sleeping with each other and somehow that hospital still has staff.
Fun fact: Ellen Pompeo's $20 million per season made her the highest-paid dramatic actress on television.