When Max and Caroline offer to deep-clean a previously hidden part of the diner they discover something that could relaunch their cupcake business.

Abernathy increases the pressure; Bradley and Dylan connect; Miss Watson encourages Norman's active imagination; Emma takes a trip.

In the season finale, an interview with a high-profile federal law enforcement agency forces Beckett to reconsider what she wants out of her job and out of her relationship with Castle. Meanwhile, the body of a young woman is found floating inside the water tank of a skid row flop house, but as the team investigate, they discover that her final resting place is just one of many strange things about her death.

Bechhi is accused of being a spy for Rome. The armies of Rome and Florence face off, and Leonardo reveals his latest weapon.

Irisa faces a threat from her past while Nolan and Amanda lead an expedition outside of Defiance.

From "NCIS", actor Mark Harmon; from "Inside Amy Schumer", comedienne Amy Schumer; musical guest Luke Bryan.

Skips has to lower his stress for health reasons.

The Obama administration lies about Benghazi talking points, the IRS inspects Tea Party groups, and Jessica Buchanan and Erik Landemalm share their book, "Impossible Odds".

From "Rules of Engagement", actress Sara Rue; from "Star Trek: Into Darkness", actor John Cho.

The top 12 artists perform live in front of coaches Adam Levine, Blake Shelton, Shakira and Usher for America's vote.