Mike offers to organize the Heck family Christmas so that Frankie can focus on rehearsing for her solo in the midnight Mass.
Mike discovers a dinosaur bone in the quarry at work; Brick decides to run for school historian.
When the BAU heads to Salt Lake City to look into a triple homicide, their investigation may lead to a fugitive.
Dr. Lewis returns to County General and clashes with the staff; Greene treats a man whose frantic daughter crushed him with her car.
After attending a sorority reunion, Blanche considers having a face lift.