Ike is determined to save Judi Silver from Ben Diamond. Polaroids of Stevie and Lily surface. Vera tries something new to get pregnant, Danny and Mercedes' bond grows, and Klein's search ramps up.
Zuri enters the Little Miss Big Apple Competition against Lindsey, a kid who Agatha's watching. But when Jessie finds out that Zuri has no talent,she insists that Zuri lip sing. When Zuri plans to cheat on her schoolwork, Jessie apologizes for teaching her that cheating seems right. Zuri ends up doing an acting scene,but her and Lindsey don't win.
When Baljeet becomes concerned that he is losing his mental edge, the boys invent a cerebral stimulatory hat, or "Brain booster," to help him. But when the hat exceeds expectations and makes Baljeet exponentially smarter, he suddenly views everyone else as beneath him and becomes a threat to civilization by taking Earth's atmosphere and bringing it to the moon. Meanwhile, Dr. Doofenshmirtz plans to use his "Key-Find-Inator" to collect all the keys in Danville in hopes that it will lead to the Key to the City.
When the boys ask Candace to decide what they should do for the day, she slyly asks them to invent a device to attract their Mom so that she can finally bust her brothers. Meanwhile, Dr. Doofenshmirtz has invented a "Baby-Cry-Inator" designed to tarnish his goodie-two-shoes brother's image with the electorate.
Meg calls Dean and Sam and tells them Castiel is awake and talking. Meanwhile, a teenager named Kevin gets hit by a bolt of lightening and is turned into a reluctant prophet. Sam and Dean believe Kevin holds the key to defeating the Leviathans but must fight off two Archangels who want him for their own purposes.
When it looks like Percy’s nuclear weapons plan is getting out of control, Ryan suggests they go to the Director of the CIA, Morgan Kendrick, for help. Nikita is vehemently opposed to the plan and is surprised when Michael takes Ryan’s side. Tensions escalate when Nikita is proven right after they discover Kendrick has a link to Percy. Meanwhile, Sean is shot by Percy’s men, shaking Alex to the core.
A mysterious Fringe event, causing people to spontaneously combust, forces Walter to revisit his painful past while the Fringe team faces off against David Robert Jones to save the world - or worlds.
Series Finale: Drastic changes take place at the Albuquerque WITSEC office. Mary finds herself caught between a witness and an unexpected family reunion.
Stephen Fry takes a lazy look at idleness with Ross Noble, Dara O Briain, Jeremy Clarkson, and Alan Davies.
Danny and Jackie investigate the suspicious murder of a high rolling investor, who had injuries from a fight, but no marks on his hands. Meanwhile, Frank puts Jamie under house arrest, when the Sanfino family put out a hit on "Jimmy Reardon".
To impress Lucy, Lee starts training for a 10 kilometre Fun Run only to injure himself immediately. In an effort to hide the injury from Lucy, he gets himself a secret sports massage, but this just leads to more trouble.
A woman claims that her husband was accidentally shot and killed in the lobby of a building, but the team soon discovers that she is hiding a lot of secrets about the crime.
Bianca is stoked when Katie agrees to help her with her university applications...until she suspects her new "friend" is using her to source painkillers. As Katie's downward spiral continues, Bianca and Drew become closer.
Amy and Steve investigate disturbing reports of paranormal activity at a family-owned restaurant in Santaquin, Utah. A fearful mother is faced with a harsh decision: hand over a potentially haunted business to her daughter, or walk away entirely.
Angkor Wat, Cambodia, is the world’s largest ancient religious temple. Within its megalithic ruins, researches have discovered a depiction of a species of dinosaur – a stegosaurus. But how could the ancients have had knowledge of animals that mainstream science says died out millions of years ago? Why are dinosaurs extinct? Did an alien race of beings kill off the dinosaurs to make room for humankind?
Deema has a loose tooth, and when it falls out, she's going to get a visit from the Tooth Fairy Until then, the Bubble Guppies have lots to discover about keeping a healthy smile.
The carnival is in town. Innocent fun turns to horror when one of the sideshow acts is murdered. Phryne poses as the magicians assistant, Fern, to investigate. The heady atmosphere of the carnival takes Phryne on a bittersweet trip down memory lane to the days when she and her sister, Janey, would sneak into the big top, until one night Janey disappeared. Her pain is reignited when she discovers that Murdoch Foyle the man accused of murdering her sister was the mastermind behind an elaborate prison escape plan. Any chance of discovering the truth about her sisters fate is dashed though, when she learns that Foyle has died and been cremated.