It is the holidays and Rebecca’s mom decides to come visit her in West Covina. Old habits die hard and Rebecca, eager to please her mom, embellishes some facts about her life, which all comes crashing down at a local holiday event. Meanwhile, Greg spends Christmas Eve with his mother and discovers he actually might be the problem relative.

Hanzee searches for Peggy and Ed. Dodd end up in unfamiliar territory.

When Bruce Wayne is kidnapped, Gordon must look to some unlikely and dangerous allies for help. It is a battle of the villains, and not everyone makes it out alive.

Kate becomes a fugitive in modern-day Paris, so Martin puts her into hiding. Meanwhile, Ballard unearths information that could lead him to Martin and Ilyana asks Dimitry for a dangerous favor in 2001 Prague.

Sharon and the team investigate the murder of a young man pushed off the top of a parking structure who was somehow able to afford a high-end apartment without any visible means of support. Meanwhile, Lt. Andy Flynn suffers through the ministrations of an overly cheerful physical therapist.

In order to get high school credits, Rigby has to pass a foreign language class taught by Benson in China.

Rick informs Morty that they are in a commercial for Carl’s Jr and Hardee’s and introduces him to a range of over-excited burgers.

Personal and professional stress get the better of Kara when she goes too far during a training exercise against Red Tornado, a military cyborg commissioned by Lucy Lane’s father, General Sam Lane. Also, Cat’s tough exterior is shaken by a visit from her judgmental mother, Katherine, and Alex enlists Winn to look into her father’s mysterious death.

Jonah begins his first day on the job at big-box store Cloud 9 and immediately starts a rocky relationship with floor supervisor Amy when he comes off as elitist and mistakenly marks appliances for only a quarter. He is also the romantic target of aggressive assistant manager Dina, whose bible is the employee code of conduct. Pregnant Cheyenne shares a memorable moment with her boyfriend, Bo.

A reporter is supposed to be writing a piece on the store, but is more interested by Jonah. Meanwhile Garrett tries to avoid being photographed and Cheyenne asks her boyfriend to write a corporate jingle to pay for their upcoming baby's expenses.

Director J.J. Abrams (Star Wars: Episode VII - The Force Awakens (2015)); UN ambassador Pink discusses UNICEF's Kid Power bands. Also: The Flaming Lips perform; Mindi Abair sits in with The Roots.

The top 10 artists perform live in front of coaches Adam Levine, Blake Shelton, Gwen Stefani, and Pharrell Williams for America's vote.