: Now living together, Derek pushes for Meredith's roommates, Izzie and Alex, to move out. Meredith initially resists, feeling that they are her family.

: Meredith attempts to quit therapy with Dr. Wyatt , claiming she is finally "happy" now that Derek has moved in. Wyatt remains skeptical, insisting Meredith has only scratched the surface of her issues.

: During surgery, the ceiling collapses onto Alex Karev's patient. Ironically, while clearing debris from the open wound, Alex discovers a stage 1 malignant tumor on the man's pancreas—a diagnosis that likely saved his life because it was caught so early.

: Neglected maintenance leads to a pipe burst that floods the surgical floors.

: Lexie Grey challenges Cristina Yang’s diagnosis for a patient suffering from chronic headaches, highlighting the growing tension between the competitive interns and residents. Grey's Anatomy: Season 5, Episode 3 - Rotten Tomatoes