Clark and Martha are both visited by Jonathan's ghost, who warns them about Lionel and claims that Clark must kill him to stop him. Meanwhile Fine will do whatever it takes to get the vaccine from Lex.
When Meg boasts that John is her prisoner, the boys visit a friend of their father's to get information about demonic possessions and ways to trap a demon. It turns out Meg is not what she appears.
After finding an exhausted Michael in the forest, Jack and Kate bring him back to the main camp. When he finally wakes up, Michael has some new details about "The Others." Also, a lovestruck Hurley plans a date for Libby.
Nathan worries about Haley as they prepare to renew their vows. Peyton and Brooke's friendship becomes strained and Deb confesses to Dan about the fire.
The BAU works with the CIA to identify a mole within that organization, whose leaks are putting operatives at risk.
Foreman continues to experience the same progression of symptoms as the police officer. When he realizes he may be facing imminent death, he calls his father who comes to his son's side. As it comes down to a race against time, House believes the solution to the illness is in the police officer's apartment.
When Cartman's mom realizes she can't control her son anymore, she gets help from an expert. Cesar Millan, “The Dog Whisperer" takes on the challenge and while he might have what it takes, Eric Cartman's not going down without a fight.
While the gang starts to learn more about the Prophet 5, Sloane is distressed to learn that Prophet Five's cure for Nadia is just as likely to kill her. Meanwhile, Devlin returns, the search for Anna Espinosa continues, Rambaldi's prophetic Page 47 resurfaces, and Sydney offers Renée a job at APO.
The four remaining contestants cook for some of Napa Valley's most respected chefs.
With so few Americans making their own tortillas, AB hopes to provide some simple tips and recipes to make a great tortilla, replacing the mediocre store-bought ones we have in our pantry. Recipes featured in this episode: Corn Tortillas, Lime Tortilla Chips.
Akmal Saleh, Shaun Micallef, Alan Brough and Julia Zemiro guest star.
Russell and Underlay find that they have to work together as another storm is quickly approaching. They need to get their families out of Homestead and to try to find where Szura has stashed away the hybrids.
To catch a predator shows us the investigations carried out using the hidden camera from Dateline NBC.
Bailey returns to prove Krypto's secret identity as Superdog. Only this time, Andrea has to help Kevin keep the secret when he finds out about Supercat.
Boogie Gus invents a gun ray that can not only make people look like from the '80s but also makes them younger! In the b-story, Jerry is having a date with his friend from the band. Villain: Boogie Gus (L.A.M.O.S.).
Two women both claim to be the wife of a murder victim surprise Mac and Stella at the circumstances of their relationships. Both women have been in a trinogamous marriage with the victim. Meanwhile, Danny and Lindsay investigate the murder of a young woman who is found off a dock tangled up in kelp while she is dressed as a mermaid.
Will Truman and Grace Adler are best friends living in New York, and when Grace's engagement falls apart, she moves in with Will. Together, along with their friends, they go through the trials of dating, sex, relationships and their careers, butting heads at times but ultimately supporting one another while exchanging plenty of witty banter along the way.
After undercover cop Dana Baker is murdered, Fontana and Green learn that the man who killed her had discovered her identity after seeing a photograph of her.
Name partner Edwin Poole returns from a mental institution to Crane, Poole and Schmidt, ready to jump back in, but Shirley has reservations when he decides to sue a candy company. An A.D.A. with a grudge against Alan brings charges, accusing him of advising his client to flee when a guilty verdict was inevitable. Meanwhile, Brad and Denise decide where to take their relationship.
Stabler teams up with an new partner to investigate a sexual attack on Jessica DeLay, a sixteen-year-old girl who worked tobacco stings for the Department of Health and face an overweight young brother and sister who claim it was an act of vengeance for Jessica and her friend, Tommy Strahan, beating up their older brother Rudi for being fat. Stabler and Blaine arrest DeLay and Strahan, but when the two are released due to lack of admissable evidence, Rudi Bixton takes justice into his own hands.