13-th episode of 4-th season "Greys Anatomy"

What "Greys Anatomy" 13-th episode about

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

Episode number: 13

Episode name: "Piece of My Heart"

Episode release date: 2 may 2008 at 01:00

Status: aired

Rating: 8.2