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Grey’s Anatomy: Season6 | Episode4
Tainted Obligation
When Meredith and Lexie’s father, Thatcher, returns to the hospital with a failed liver, it’s up to Meredith to save his life. Meanwhile, Izzie empathizes with a patient riddled with tumors, as Mark, annoyed with Cristina’s competitive zeal, tricks her into assisting on an unusual surgery.
S6 - E1Good Mourning Sep. 24, 2009
S6 - E2Goodbye Sep. 24, 2009
S6 - E3I Always Feel Like Somebody's Watchin' Me Oct. 01, 2009
S6 - E4Tainted Obligation Oct. 08, 2009
S6 - E5Invasion Oct. 15, 2009
S6 - E6I Saw What I Saw Oct. 22, 2009
S6 - E7Give Peace a Chance Oct. 29, 2009
S6 - E8Invest In Love Nov. 05, 2009
S6 - E9New History Nov. 12, 2009
S6 - E10Holidaze Nov. 19, 2009
S6 - E11Blink Jan. 14, 2010
S6 - E12I Like You So Much Better When You're Naked Jan. 21, 2010
S6 - E13State of Love and Trust Feb. 04, 2010
S6 - E14Valentine's Day Massacre Feb. 11, 2010
S6 - E15The Time Warp Feb. 18, 2010
S6 - E16Perfect Little Accident Mar. 04, 2010
S6 - E17Push Mar. 11, 2010
S6 - E18Suicide is Painless Mar. 25, 2010
S6 - E19Sympathy for the Parents Apr. 01, 2010
S6 - E20Hook, Line and Sinner Apr. 29, 2010
S6 - E21How Insensitive May. 06, 2010
S6 - E22Shiny Happy People May. 13, 2010
S6 - E23Sanctuary May. 20, 2010
S6 - E24Death and All His Friends May. 20, 2010