(What's So Funny 'Bout) Peace, Love and Understanding (2007) S22.E17
Charlie's day goes from bad to worse when he finds out his son Louis was involved in an attack at a Santa's Grotto, whilst Charlie himself gets involved in a skirmish with a patient who has an accident when trying to escape from police, which results in him placing his job on the line.
Lenny and Yuki secretly test new patients for a bone marrow match. Yuki gets a transfer and forces Lenny to tell his sister the truth. Nick Jordan returns to the unit.
Big Mac (Charles Dale) gets a Christmas tree. James overdoses a patient. Mads and Noel throw a party for the patients. Edward and James tell Ruth they are a couple now in front of the staff.
