Riley pursues a demon to Sunnydale and seeks Buffy's help in killing it. He also comes with a surprise... he is married. His wife, fellow demon hunter Sam, befriends the entire Scooby Gang and gets along quite well with all of them, but Buffy's own "relationship" with Spike comes into question when her ex's perfect romance shows her just what she doesn't have.

Michael, Jesse and Valenti call on a discredited doctor to help the wounded Isabel. Also, Clayton Wheeler undergoes an amazing transformation and soon finds himself drawn to Liz; and Jesse quizzes Michael about Isabel's alien roots.

Luke decides to find a new, bigger place to live, and with Lorelai's help, he finds one that he likes. But after finding out that Taylor owns the apartment, Luke throws out his application and buys the building next to his diner. Meanwhile, Dean notices that Rory isn't wearing the bracelet he made her, sending Rory into a panic to find the bracelet.

Whitney falls in with some former jocks who have kryptonite tattoos that give them the power to walk through walls. Meanwhile, Chloe is seriously injured and Lex has his own plans.

Jackie kisses her cheese boss.

When a rampaging Dr. Cox suddenly shows up at his door in a strange funk, J.D. sees a possibility of a breakthrough in their relationship - until he learns that Cox loses control in almost an annual rite.

Meanwhile, Turk elects to partner with Elliot on a research project so that he can maneuver her back with his buddy J.D.

Carla struggles to fulfill a comatose patient's final request - playing heavy metal music in his room.

Jack plays a deadly game of cat and mouse with Gaines that results in a final confrontation. CTU arrives on the scene and flies Jack and his family to safety.



Palmer plans to talk to the D.A. about Ferragamo's murder, but a threat from Carl changes his mind.



Nina discovers that a second assassin has arrived in LA, which means that Palmer's life is still in danger.

Harm and Mac return to the aircraft carrier USS Seahawk ("A New Life" & "Crossing the Line", among others) to brief the JAG officers on the new Rules of Engagement, following the escape of Taliban fighters as a result of a JAG officer's hesitation to determine if the target was legitimate.

A paleontological tour-de-force and suspenseful scientific detective story, the program documents the search for the ancestor of all four-limbed animals, including humans.

Lilith's half-brother, Blaine Sternin, is a con artist with a long history of bilking Frasier out of his money and possessions. When he shows up at Frasier's apartment in a wheelchair, he claims that he has lost the use of his legs in an accident, but that he has seen God and all he wants now is for Frasier to forgive him. Frasier doesn't believe him and goes to outrageous lengths to prove he hasn't changed.