Lily and Marshall try to continue their airport reunion tradition; Barney and Ted offer to keep MacLaren's open during a blizzard so they can meet up with some college girls.
Beckett and Castle must stop a series of events that could result in a war.
The team reopens the 1953 murder case of a 19-year-old aspiring rock 'n' roller when new evidence suggests he was not killed where his body was found.
He's respected. He's admired. He has the hots for Vivian. The family minister gives one of his flock special attention.
Dr. Carter returns to the ER on crutches; Dr. Greene tries to take charge of a chaotic shift; Abby makes a mistake that could cost a patient's life.