A pizza-delivery man crashes through the hospital's doors; a deadbeat sister (Kathleen Wilhoite) wants to stay with Lewis.
A confused patient (Rosemary Clooney) wanders the hospital, singing; Ross prescribes a spinal tap for an 18-month-old boy, alarming the father.
The team travels to Santa Monica when burned bodies start showing up on a pier; Rossi gets together with his former Marine sergeant from Vietnam.
Lewis clashes with the new chief resident; Ross treats a child pyromaniac; Hathaway rides ambulance duty with a handsome paramedic.
Greene struggles with family and professional problems; Hathaway frets about her medical-board exam; an AIDS patient attempts suicide.