Bart and Lisa start struggling in their academic and social lives at school and Homer starts monitoring them and forcing them to do better. Meanwhile, Marge discovers a sauna in the basement.
When the murder weapon from a 1963 case is unearthed, the team re-opens the murder of a pool hustler who was shot the same day President Kennedy was assassinated.
Out of patience waiting for Tommy to return home, Julia makes a life-changing decision about the future; Robert discovers what Kitty has been keeping from him; Holly & Sarah finally find balance in their relationship.
Hank discovers that his father's last requests are a collection of bizarre tasks including the wish to have his ashes flushed down a toilet that General George S. Patton once used. Meanwhile, Bill and Dale bicker over an empty beer can.
Gisborne returns with Prince John's Elite Guards and a secret new weapon. Little John finds himself separated from the others and ends up in a Gladiator circus. Robin finds himself helping a mysterious woman.
After Rico ingests a strange liquid, he discovers he can no longer regurgitate items from his belly.
The penguins and lemurs face off in a winner-take-all race around the zoo.
Karen tries to get Brody, the "Spring Break Sex Scoreboard" king, in her bed. Larry tries to cool things off with the Ice Princess. Using his best pick-up lines, Zack goes to the rival bar to meet girls. James becomes obsessed with trying to prove that Royce hasn't changed his cheating ways.
Opportunistic thieves use magic to disguise themselves as Richard and Kahlan in a scheme to rob trusting townspeople, but when they learn the real Seeker and Confessor are nearby, they seize the opportunity to steal the Sword of Truth.
The Saturdays discover the existence of underground cryptid fights run by Leonidas Van Rook. They soon discover that Van Rook isn't in on this on his own.
Dr. Goode continues to see patients in New York; she wages war on her ex. Trying to get back into dating, she finds herself coming up a little short. While the doctor is out, Lola runs a magic "blendie" business from the LA office.
Don's life hangs in the balance after he is injured during a raid while investigating a series of home invasions.
After hearing thunder during a storm, Timmy becomes fixated by loud noises. So, his friends try to help him with this fear.
Jenny and the team, with unwanted help from Danny, attempt to stop London from becoming engulfed by a pandemic when they face an incursion of a deadly, fast-spreading fungus from the future that turns its hosts into primal monsters. Meanwhile, Sid the Diictodon has escaped Connor's custody into the ARC and is causing calamity, and Jenny learns the truth about Claudia Brown.
A ghost causes problems for a television show that is filming in the Grandview town square.
Taylor Stiltskin's film producer father is throwing her the perfect sweet 16--only nobody showed up! Henry runs into an old friend. Ron gets business advice from a rap duo.