Season 4

An airborne amnesia virus causes panic to spread.

Madonna visits the hospital, stunning Owen.

Chief recounts her past, but the doctors aren't interested in her tale.

The doctors have free time on their hands. Lola sports a bikini.

The actors' bad behavior is caught on camera.

Owen works with a detective to get to the bottom of strange behavior by kids.

A look at the British version of "Childrens Hospital".

Single mothers receive discounts.

Sy's spy past comes back to haunt him when his former partner returns to kill him.

The events of a full year at the hospital are chronicled.

Sal Viscuso is hunted and Owen is haunted.

Lola has no friends or pets so she gets a law degree and defends Owen.

The Mafia run wild in the hospital.

The death of a cast member is examined.