Erin Allin O'Reilly

Družabno nefunkcionalna fanta sta živčna, ko ju Penny povabi na svojo zabavo, vendar z navdušenjem ugotovita, da gre za pustno zabavo za noč čarovnic.

Ko Sheldon zboli, Leonard in fantje dobro vedo, kaj jih čaka, zato se mu izogibajo kot kugi. Nič hudega sluteča Penny je tako tista, ki mora negovati najslabšega bolnika na svetu, dokler ne bo ozdravel.

Bailey asks Richard to join her on the case of a lifetime; Meredith decides to hire a research assistant; Callie shocks Derek; a young pregnant woman (Keke Palmer) needs Shane's help.

Sister Mary Eunice is terrified to discover a dark angel has descended on Briarcliff. Kit makes a bold move to be reunited with Grace.