House is secretly trying to treat a fighter pilot who is a candidate for NASA’s astronaut training program. Her diagnosis will be the test to choose which ones of the…

Michael is surprisingly cheerful after learning some bad news about Donna. The new parents, Pam and Jim, have trouble staying awake in the office. Meanwhile, Angela takes matters into her…

Cristina is awarded the first solo surgery among the residents, but she is forced to give it up and choose her replacement; Lexie is impressed when Mark performs a cutting-edge…