Dylan sets out to find an assassin known as The Leper who is trying to kill his good friend.
Jordan and the team are sent to lead the recovery effort at the site of an explosion. Amongst the rubble is a lone survivor and Jordan must keep him talking till help can get to him. The grim task of identifying the victims falls on Dr. Macy.
Horatio and his team must uncover the evidence in the brutal murder of an entire family in their own home. The only survivors are a blood-soaked toddler, and the father who's in surgery. The immediate assumption is that the mother is responsible – post-partum depression – but the evidence discloses a different outcome.
A drunken Homer appears on the show Taxicab Conversations and rants about how awful his life as a husband and father is. Although his family is at first outraged, they realise that they do somewhat burden him and decide to make up for it by sending him to a Rock 'n Roll Fantasy Camp where he mingles with rock stars, including Mick Jagger and Keith Richards. The rock stars ask Homer to help out at a concert and, expecting that he will be allowed to perform, he accepts. Actually, they want him to test the microphones; however, a humiliated Homer grabs a guitar and starts playing.
After an aggressive team of reporters lowers the boom on Uncle Junior, his lawyers try a new strategy. Ralph has some fun at the expense of Paulie and his mother, but soon winds up with his own family problems. Meanwhile, Tony again finds refuge at the stables.
Dad and Thundercleese are in the midst of a neighborhood feud. Weird Al Yankovic guest stars.
Fearing contagion, the Clone High community turns on Gandhi when he is diagnosed with ADHD, which means Abe has to choose between pleasing Cleo and standing up for his best friend.
Lorne's spell to restore Cordelia's memory backfires and convinces everyone they're high school students who have been gathered to kill a vampire: Angel.
Foyle investigates the suicide of a pacifist and death threats to the judge who ruled against his conscientious objector status.
Larry proves himself an unskilled Christmas tipper, while both Larry and Jeff prove incompetent at creating believable alibis for the messes they get in. After offending his housekeeper, Larry makes amends with her at the expense of his wife. Later, Larry attempts to reconcile with Cheryl's family after ruining their nativity scene.
Sydney's trust in her father begins to fade. Meanwhile, Sydney and Vaughn may have been exposed to a deadly virus while in Taipei; Sloane haunted by Emily's death begins to unravel. Vaughn enlists Will to help research a case.
When Phoebe must constantly save the life of her new boyfriend, a warlock shows up from the future, claiming that future Cole sent him in order to kill the boyfriend before Phoebe's dies instead. However, present Cole cannot allow this and tries to help the sisters protect Miles, but when the warlock decides to work on his own agenda, by stealing the Book of Shadows, it results in the death of two of the Halliwell sisters. The survivor must decide whether going back to change the past is the right thing to do.
When Earth is jeopardized by global warming, the crew attends a conference in Kyoto hosted by Al Gore's head.
High school's first day vexes Malcolm, who acquires an unfortunate nickname; and Hal, a parental "volunteer" running afoul of authority.
The detectives investigate a triple murder, including the son and daughter of a wealthy businessman, that occurred in his apartment. After investigating the childrens' stepmother (his second wife), they turn to a pair of nannies, one of whom works for the family. However, the detectives must reach back to the nannies' history as children, and a television soap opera, in order to better understand the motives for the crime.
Paige Terri and Ashley reunite in Degrassi's hottest band. Ashley is noticing a diffrent Paige like something is wrong with paige and tries to see what's going on. When the song they sing talks about rape Paige gets mad. Will Ashley find out what is really going on with Paige? JT wants revenge against Liberty a girl who makes fun of him in Class.
A competitive eating groupie encourages Bill to enter a hot dog eating contest.
A sexual-abuse case involving victims of a former priest embroils Eugene; a nuisance suit filed by ex-lovers escalates into violence that rattles an already shaky Lindsay.
Having been handed a case about an infamous convict, the team tries to get closer to the convict through his partner, who is deaf.
Meg is angered to hear Luke, the new record shop employee, talking bad about the music she's about to buy. Elsewhere, a sudden cancellation of his deal to supply a hotel with all there new TV's, forces Jack to examine his family's financial outlook and question his own business philosophy. Sam, who is still adapting to life at East Catholic high school deals with a prank gone too far by the football team, while JJ looks on, unable or unwilling to intervene. While Roxanne uses her Bandstand connections to start her own business of selling autographed 45's, starting with Marvin Gaye. Discovering Luke slipped her a Bob Dylan record instead, Meg rushes back to the store to conmfront him. The Prank gets Tommy suspended and he threatens Sam until J.J. intervenes, which draws a nasty response from Sam. Michael shuts down Roxanne's new business, while Jack tries in vain to still make the big Hotel sell, but it's all for not as Mr. Healey refuses to buy them. Lastly, the bitter cold of the nigh