S4E13

Piece of My Heart

Grey's Anatomy

calendar_todayMay 1, 2008 schedule43 min star7.9

Addison visits Seattle Grace because they need skills that only she has. Rebecca/Ava returns with news for Alex. Meredith and Derek's clinical trial experiences one or two developments.

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broadcast_on_home Networks

ABC

star Guest Stars

Kate Walsh

Addison Montgomery

Brooke Smith

Erica Hahn

Clea DuVall

Jennifer Robinson

Gloria Garayua

Intern Graciella

Amy Madigan

Katharine Wyatt

Lauren Stamile

Nurse Rose

Elizabeth Reaser

Rebecca Pope

Richard Keith

Intern Mitch

Jason O'Mara

Phillip Robinson

John O'Brien

Lab Tech Jeffrey

person

Molly Kidder

Intern Megan

Winston Story

Intern Leo