Gus and Nilsa's hookup sends shockwaves through the house; Kortni decides to lay it all on the line and tell Jeremiah how she feels; Nilsa catches feelings; Gus sets his sights on a group of sorority girls.
The roommates throw a party with Slip 'N Slides, bounce castles and more, and a night out heats up when a stranger pushes Ronnie to his breaking point.
The Go Jetters are in snowy Norway to learn about the reindeer that are cared for by the local Sami people. In the spring the reindeer go on a very long journey called migration and as part of this journey they catch a ferry to take them to their warmer summer home. Grandmaster Glitch and the Grimbots are also in Norway, but their Grimbler scares the migrating reindeer and some of them run away from the herd. The Go Jetters need to keep them calm and get them back to the herd so they can finish their migration.
In order to land a handsome, gay TV news anchor with a pension for dim, frothy men, Jack convinces Will to not be himself and to act like someone silly and stupid. Karen learns that her alimony will be severely limited unless she can get photos of her ex-husband's affair with Lorraine Finster, so she enlists Grace to go with her to the strip club where Lorraine works. Olympian Adam Rippon has a cameo as a barista with an attitude.
A skyscraper rained deadly bolts on the streets below, a highway on the brink of collapse, and a catastrophic landslide are engineering crises in need of repair. Experts use the latest science to reveal what went wrong and if disaster can be averted.
Natasha's big limbo cruise ship trial begins; a judge tries to get close to Trixie; Tina gets serious about fitness.
Sheldon and Amy are still down about their theory being disproven, but a VHS tape from Sheldon’s past inspires him not to give up. Bernadette turns into a pageant mom when she tries to help Howard ace his Magic Castle audition.
Bonnie and the ladies help Tammy prepare for her first date since getting out of prison. Also, in order to take the edge off, Christy revisits one of her old vices.
Amy and Jonah get a taste of how the other half lives when they attend a managers' conference; Mateo unwittingly reveals a secret about himself; Garrett and Dina face the trials and tribulations of the giftwrapping station.
The SWAT team sets out to recover dozens of DNA evidence kits stolen from an LAPD crime lab and bring in the crew responsible, after a close friend of Hicks is harmed during the theft. Financial strain at home makes it difficult for Deacon to focus on his role as leader of the SWAT division’s annual holiday toy drive.
When Sheldon learns that people with stunted childhoods can turn into social outcasts, he tries to act. Connie and Dr. Sturgis' relationship is tested when she teaches him how to drive.
Oslo sends two new officers to attempt to make some sense of the anarchy in Fortitude. Dan Anderssen continues his descent into madness, bringing him face to face with a grief-stricken Michael Lennox.
In Kentucky, 15 chefs are off to the races at Churchill Downs for the the ride of their lives; the chefs must make a dish that will appeal to a crowd of 200 at a Kentucky Derby party; Churchill Downs' own chef David Danielson serves as guest judge.
While Eleanor and the gang contend with an intense out-of-body experience, Michael hatches a plan with Janet's help.
Bates is on the warpath. Convinced he is close to exposing a conspiracy gripping Bremin High, he interrogates the Gang. Will one of them crack under the pressure? Meanwhile, the arrival of a stranger puts Heath under the spotlight.
When Sam and Dean join forces with an unexpected ally, the outcome will alter the course of two lives. Meanwhile, Heaven faces an attack from a dark force, driving Castiel to make an enormous sacrifice to make things right.
In the spirit of the holidays, Amanda Freitag invites actress Jamie-Lynn Sigler to bring some cheer to the arena; they ho-ho-ho-hope that either chef Ron Duprat or chef Gabriel Pascuzzi can slip in Grinch-style to steal the win from Bobby Flay.
Stand-up comedy from the Hammersmith Apollo. The hilarious Phil Wang introduces talented musical-comedian Rachel Parris and the charismatic Brennan Reece to the stage.