After a successful mission, Cleo spreads the flu to everyone on campus.

The 118 responds to holiday-themed incidents, including a shopper pushed over the edge, a woman who is literally having a "Blue Christmas" and a luggage handler accident on a tarmac. Meanwhile, Maddie revisits her past to embrace her future and Bobby receives shocking news.

With everything going on Spencer can't get excited about his football ranking and gets some guidance from Layla, who in turn realizes it might not be the best advice for anyone, including her. Jordan gets some more news he wasn't expecting, and Laura makes a decision about where she and Billy stand. Meanwhile, Asher gets some clarity from his parents on what happened in the last year, which helps Olivia and Asher to figure out their own stuff, too.

The top 10 artists perform live in front of their coaches for America's vote.

Ryan rolls into the final event at the top of the leaderboard and with each round worth double points, the pressure is on to not let the elusive NPK trophy slip away for a third time. Kye, Lizzy and Scott do everything in their power to derail him.

One of their close friends's mother invested in "Miami Springs" supposedly some prime real estate which Frankie discovers, does not exist. The team sets up a plan, with the help of an old friend of Frankie's to get her money back. The Pathologist wants to go back to school, can she change her work day shift to evening shift, so that she can go to school in the day?.

Black Lightning goes up against the ASA. Meanwhile, Tobias continues to manipulate Lynn.

Knowing that the "Junkyard Killer" was in cahoots with his father, Malcolm goes against the FBI's wishes and continues to investigate. His findings reconnect him with a disgruntled ex-detective who was once heavily involved in the search for "The Surgeon", delivering them both into danger. Meanwhile, the holidays are anything but jolly for the Whitly family, when an epic blowout with Ainsley leads Jessica to take matters into her own hands. Also, Colette Swanson (guest star Meagan Good), the steadfast FBI detective who's now in charge of the case, seems to have a personal vendetta against Malcolm.

Shaun visits his father on his deathbed and the family reunion reveals unexpected results. Melendez, Park, Reznick and Claire treat an injured star NFL player with severe spinal damage. Claire addresses her mental health.

Ten new Makers join Amy Poehler and Nick Offerman to show off their skills; for their first Faster Craft, they make a physical representation of themselves as a food item, and for the Master Craft, they recreate a favorite craft from their youth.

Trevor tackles developments in the 2020 Democratic primary, Michael Kosta defends Joe Biden's "No Malarkey" messaging, and Mark Ruffalo discusses his movie "Dark Waters".

Actor Adam Scott.

Spade riffs on Snoop Dogg's lullaby greatest hits album, and Norm Macdonald, Kevin Nealon and Dennis Miller reminisce about their days on "SNL" and answer audience questions.

Jimmy welcomes John Mulaney, Karlie Kloss and Solange.

As Don tries to rally the family for Midnight Mass, Patsy and Todd share big news, while Matt looks for signs about whether he should propose to Emmy.

Miranda and Max investigate the death of a world-famous DJ after he plays at Mallorca's most popular nightclub, leading the detectives to investigate a sophisticated drug network.

Elliot is in urgent need of life-changing surgery, and Jac is the only person qualified to perform it - but her struggles with anxiety may put his life on the line. Cameron gets a chance to make amends for his past mistakes, but goes about it the wrong way by manipulating a patient's relative. Carole returns from holiday blissfully unaware of what Dom and Lofty are going through.

Arriving in Naples with Bernardi, Lorenzo finds it difficult to convince King Ferrante of Aragon to abandon the alliance with the Pope. While the Magnificent tries to win the king's trust, Florence remains under siege: the people and Clarice herself fear that Lorenzo has abandoned them.

Seven years have passed and Lorenzo hopes to close the accounts with the Pope by obtaining the signing of a peace treaty between the various Italian rulers. Riario hopes to induce Lorenzo to return to open war. While the Magnificent faces this new diplomatic crisis, his mother Lucrezia involves Clarice in the management of the bank. Worn out by the constant clash with Sixtus IV, Lorenzo decides to start his son Giovanni on an ecclesiastical career hoping to increase the influence of the Medici in the Roman Curia. The Treaty of Bagnolo, signed by all the Italian rulers, marks the triumph of the Medici family and Lorenzo, who has become the deciding vote of Italian politics.