After an epic showdown, the twins leave the house for good. The Bad Girls try to get Mimi to return to the house.
The kings discover that they are about to be forever remembered by their Chicago high school class as having thrown the worst party ever. Against Mason's advice they bring the entire class to Kinkow for the best Beach Party ever. Lanny switches beach signs and the party heads for the hunting grounds of the giant Kinkow Sand Maggot who has its own ideas for party snacks.
The team deals with the workshop's after-effects; Derek asks Karen to help him steal the show from Tom and Julia; Eileen's daughter's surprise visit forces her to deal with her ex-husband.
Mordecai and Skips decide to work together to win the grand prize in a video game tournament. When Rigby finds out Mordecai chose Skips instead of him, his feelings are hurt.
The remaining chefs compete in the classic Top Chef Blindfold Taste Test for the Quickfire Challenge. Later, the chefs divide into teams to create a traditional Russian Zakusky – tapas style meal – using pure filtered vodka.
When a bomb explodes at a protest rally killing five people, Castle and Beckett realize the key to solving the case is to reconstruct the 47 seconds prior to the explosion. Using video and witness accounts, they uncover the shocking truth about who planted the bomb.
While searching for a missing Mary Margaret, Emma is kidnapped by a man whose affinity for hats has him teetering on the edge of madness. Meanwhile, viewers will be transported outside of the fairytale land that was for the first time when the Evil Queen persuades a skillful man of magic to come work for her one last time and travel to Wonderland in order to help steal something from the Queen of Hearts.
Carla helps Drita step into the world of dating normal men while Big Ang questions her own relationship with her estranged 9-5 husband. Meanwhile, Renee starts to crack under the pressure of Junior's impending return to prison. Then, when she receives some shocking news, her entire world starts to crumble. Just when she thought things couldn't get any worse, another horrifying revelation leaves her shattered.
Kroy returns home after a monthlong stay at football camp. Kim welcomes him with a home-cooked meal—prepared by a private chef, of course. Meanwhile, NeNe has an important conversation with her youngest son; Phaedra hosts an extravagant church ceremony for her son, but drama surfaces between Kim and Cynthia.
Dr. Muhammed is the remarkable dentist with no arms; Emo Patrick posts responses to skits on YouPoop; Tyler looses a leg in a backyard bloodbath.
When a mystery horse arrives at Heartland, Amy and Ty are sent down a path that will alter their lives.
Dr. Steve seeks pleasure in all its forms. Brown watches him. Manager of Bottoms Up promotes Bottoms Up.
Cleveland tries to win tickets to a Justin Bieber concert and gets labeled "The Whitest Black Man in America." He later discovers that his "whiteness" is the result of being partly raised by a white nanny.
A corruption scandal is uncovered by the CSI team which forces Horatio to face an old adversary. Malcolm McDowell returns as Darren Vogel.
Tracy wants her old job back; Frankie moves in with Gigi; Anthony gets a new image.
Abandoned on a Hawaiian island, Jamie and Adam find themselves armed with nothing but the sticky silver adhesive. Can they use it to source water, find food, build shelter, and even escape?
The only thing between the Old Ones and global destruction are our heroes.
Following a very clever breakout from the motor pool, the escapee takes off on a killing spree with reckless abandon until Lloyd realizes that, driven by his own fatal diagnosis, he is checking off a killing bucket list. He thinks of himself as an avenging angel, and it's up to the team to stop him and put an end to the violence.