Grey's Anatomy › Season 4

S4 E13: Piece of My Heart

Name: Piece of My Heart
Released: 2008-05-01

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.

Air date	May 1, 2008
Runtime	43 minutes
TMDB rating	★ 8.1/10