In an ironic twist of fate, a gladiator from the house of Batiatus will stand in the way of Spartacus trying to free Crixus from Roman captivity. Ilithyia's scheming puts her marriage to Glaber at risk.
Count Dooku is determined to have revenge against the Nightsisters of Dathomir after their betrayal. General Grievous launches an all-out droid attack against the magic-wielding witches, and Mother Talzin and Asajj Ventress lead the defense with all the dark powers at their command.
A friendly 3-legged dog is a cyclist's only hope after a debilitating fall on a remote trail; a disabled dog helps her sleeping owner escape a house fire.
Leslie realizes that the department has forgotten Jerry's birthday and decides to throw a party for him at a special location. Meanwhile, Tom is flabbergasted when he finds out Ann doesn't share his taste in music.
Jack learns to appreciate Leap Day while Tracy takes the writers to a restaurant to spend an almost-expired gift card. Liz helps Jenna seduce an internet billionaire.
Archer must help Gillette save his younger brother from a crooked sheriff in the backwoods of West Virginia.
The Machine leads Reese and Finch to Wall Street when a sharp young trader at a major investment bank becomes embroiled in a multi-million dollar financial scam.
Sheldon becomes agitated when his regular barber is out sick. Astronaut training causes Howard to reconsider wanting to go into space. Penny beats Leonard in chess, the first time she plays.
Jane is reunited with his former nemesis, cult leader Bret Stiles, when the head of an anti-cult activist organization is murdered.
As Adele's condition continues to deteriorate, Richard considers altering their living situation; an explosion at a local coffee shop results in a busy day in the ER for the doctors; Callie takes Meredith under her wing by helping her study for her boards; Lexie joins Arizona and Alex in peds, as they continue to care for intern Morgan's premature son; and when Jackson snaps at a patient, Mark encourages him to find ways to relieve his stress. Meanwhile, Cristina lets her suspicions get the best of her.
A power play unfolds in Tallahassee when Dwight and Todd Packer compete to become Nellie's vice president. Meanwhile, Jim receives an unwelcome visitor, and Andy forces the Scranton staffers to work late.
While waiting for the Minnehaha house to sell, Nicole is hired by one of her clients to rehab his cluttered, compact kitchen into a useable, restored space for he and his family.
Nicole takes on another design project while waiting for the Minnehaha house to sell.
J-Woww confronts Pauly's stalker; Snooki's boyfriend denies her affections, prompting her to pursue Vinny; the roommates go fishing despite their fears of a shark attack.
Ash is surprised to see a long line of Trainers waiting to challenge Skyla, the Mistralton City Gym Leader, and is even more surprised when he’s told he has to make an appointment for their battle!
Sam tries to take care of his sister, Corinne, but her mental condition makes that nearly impossible; Sheldon learns that Amelia has life-changing news; the flirtation between Addison and Jake continues, and Cooper rejects Charlotte's suggestion to seek outside help with Erica's care.
A moment of weakness with his uncomfortably enthusiastic neighbors leads Chris to agree to host a joint first birthday party for Amy, and Reagan to accuse him of being a pushover. Ava takes it upon herself to take the birthday party to the next level, while Nancy sees this as an opportunity to look for a man.
Day three of the month-long alligator season in Louisiana finds the hunters working at a frantic pace to fill their tags. King of the Swamp, Troy Landry and Master hunter, Junior Edwards are following identical strategies; by putting their sons on a second boat with a specific mission: Catch Big Gators.