: Addison Montgomery-Shepherd arrives, revealing Derek is married.
The season one finale of Grey's Anatomy , titled "Who's Zoomin' Who?," originally aired on May 22, 2005. The episode is famous for its massive cliffhanger: the arrival of Addison Montgomery, Derek’s secret wife. Eps9Greys Anatomy - Season 1
: Derek operates on Chief Webber's brain tumor in secret. : Derek operates on Chief Webber's brain tumor in secret
As the shift ended, a heavy Seattle rain began to fall. Meredith and Derek stood near the hospital entrance, ready to head home together. Their conversation was light, filled with the easy intimacy of a couple falling in love. But the doors swung open, and a woman in a perfectly tailored coat walked in. She was striking, confident, and carried an air of authority that stopped them both cold. "Derek," she said, her voice steady. Their conversation was light, filled with the easy