Joyce Lee

Izzie returns to work; Seattle Grace residents position themselves to avoid lay-offs; Cristina tries to work with Arizona in the paediatric ward.

The team reinvestigates the 1971 death of a young circus performer when new evidence indicates the accident that killed her was the result of deliberate sabotage; Rush faces possible charges.

Josh gets a student-teaching job in Megan's classroom, where Drake discovers an amazing young drummer. When the students rebel against Josh's overworking them, Drake helps Megan to discredit their brother, in the hope of acquiring the drummer for his band.