Grey's Anatomy
S06E04 Tainted Obligation
Thatcher, Meredith and Lexie's father, arrives at the hospital with a liver failure, and it's Meredith who must step in to help him. At the same time, Izzie finds herself connecting with a patient suffering from multiple tumors. Meanwhile, Mark, frustrated by Cristina's relentless competitive spirit, plays a trick on her, getting her to join in on a peculiar surgical procedure.
Season 6 Episodes
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Good Mourning
Goodbye
I Always Feel Like Somebody's Watchin' Me
Tainted Obligation
Invasion
I Saw What I Saw
Give Peace a Chance
Invest In Love
New History
Holidaze
Blink
I Like You So Much Better When You're Naked
State of Love and Trust
Valentine's Day Massacre
The Time Warp
Perfect Little Accident
Push
Suicide is Painless
Sympathy for the Parents
Hook, Line and Sinner
How Insensitive
Shiny Happy People
Sanctuary
Death and All His Friends