Kristen Ariza

A night at Mike's piano bar gives Monica a very showy moment in the spotlight. Ross works on trying to move on after he witnesses Rachel and Gavin's kiss. Meanwhile, Chandler employs his secret skill to repair Joey's botched eyebrow-waxing job.

The son of devout Jehovah's Witnesses is accused of killing his teacher after being caught fleeing the scene of her murder; the Democratic National Committee hires the team to investigate a second case.

When Thatcher returns to the hospital with a failed liver, Meredith must save his life; Izzie empathizes with a tumor-riddled patient; annoyed with Cristina's competitive zeal, Mark tricks her into assisting on an unusual surgery.

Alex uses an unconventional treatment to save a dying patient. A Halloween-hating couple tests Iris’s limits.

The BAU team searches rural Oklahoma when women are being found murdered after being robbed of one of their five senses. Also, JJ and Prentiss get the cold shoulder from Reid as he deals with their deception about Prentiss' presumed death.

The Lightman Group investigates when the daughter of a federal judge is murdered; a NASA test pilot is accused of crashing a $250 million aircraft on purpose.