Guy Nardulli

Barney persuades Ted to travel with him on the `drunk train', the last train at night from Manhattan to Long Island, where there are many opportunities to pick up women. However, Ted soon realises that Barney's conspicuous lack of success with the ladies indicates that he actually has genuine feelings for Quinn, a girl he recently dated.

The team try to track down a stalker to protect a woman from Silver Spring, Maryland. Meanwhile, Hotch and Rossi head to Boston to investigate a murder.

When a police officer with a gunshot wound to the head and uncontrollable laughter is admitted, House and the team are baffled. When Foreman begins showing the same symptoms, they race to determine the cause of the illness before Foreman's condition takes the same path.

Morgan's visit with a survivor of unusual stabbings in upstate New York leads to more questions about the case.

New York City is plunged into darkness, and Emily wants Aiden to flee before he is forced to take the blame for everything. Jack tells Victoria what he knows about the laptop and seeks her help to find it, but will he rue the day he trusted her?

As mobster Nicky Augustine (guest star Mike O’Malley) targets Winona (Natalie Zea) in order to convince Raylan (Timothy Olyphant) to turn over Drew Thompson, Boyd (Walton Goggins) and Ava (Joelle Carter) devise a clever ruse to dispose of a corpse that connects them to a murder.