Mr. Freeze is given a new body by scientists, but it soon breaks down, sending him on a rampage.
Jet teams up with a former partner to settle the score with the man who took his arm, but he soon discovers that memories can be deceiving.
Astor and Westlake go under cover as a married couple to expose a ring of diamond thieves.
Wishing that his life was more exciting, David gets more than he bargained for when he uses an ancient set of fortune cookies. However, his new life doesn't turn out exactly as he'd expected.
Jarod once again encounters Argyle, who is in need of help. Caught in the middle of a turf war, they work together to pay off Argyle's debt to some loan sharks.
Stu gets worn out taking care of Tommy and Dil so the adults send him on a spa treatment to make him feel better.
When Stu goes on a vacation he tells Tommy that he is the man of the house now, and he has to watch over Didi and Dil while he's away.
Sketches include ""Open-Rusty"", ""Magic PSA"", ""Bunifa's Dating Game"", ""Swan at the Movies #1"", ""Tres Companeros"", ""Swan at the Movies #2"", ""Harrison Ford"", ""Old Man Sasso-Valentine's Day"", ""Rocky Runner #1"", ""Cooking for One"", ""MADtv Classic: Antonia and James"", ""Close: Nic Cage/Rocky Runner""
A dead cop, sentenced to Hell, is returned to Earth by the Devil to recover 113 escaped evil spirits.
Cupid threatens to banish Sabrina to the Other Realm unless she manages to bring a couple together for Valentine's Day.
The Grells were rescued from their dry and dying planet by humans, only to be turned into slaves on earth. Now the aliens are rebelling against their masters, fighting a guerilla war against a government lead by men like High Secretary Paul Kohler (Ted Shackleford).
Ballard and Bayliss are called to the scene of the mysterious death of a woman, whose body is found at the bottom of a forty-foot cliff. This victim was to be married the following morning. The two detectives work to determine whether the death was accidental or intentional (via murder or suicide). Meanwhile Sheppard and MGee begin investigating the death of a movie patron, whose body was discovered after the show ended and the theater cleared out. MGee mentions to Sheppard that his sister is about to have a baby, which means Gee is about to become a grandfather. Their investigation reveals that the movie patron was regularly loud and obnoxious and thus bad for business. When an overdose of a sedative is found in his bloodstream, the detectives question the theater owner, who was currently in litigation with the victim. Unfortunately for Ballard and Bayliss, their case remains unsolved.
Apophis, SG-1's greatest enemy, seeks sanctuary from Sokar and ends up near death in the S.G.C. infirmary.
Lucy Butler returns to torment Frank. This times she is a nanny for a powerful Wisconsin politician.
Cory becomes upset when Topanga seems less interested in spending Valentine's Day with him than with consoling Amy about the last stages of her pregnancy, so when Topanga decides to cheer Amy up with a baby shower, Cory takes charge. Unfortunately his concept of a baby shower turns out to be a female version of a bachelor party, complete with a pizza-guy stripper, but the disgusted guests are distracted when Amy's waters break and she is rushed to hospital for a premature delivery -- one which the new Matthews baby may not survive. Meanwhile, Shawn is still on the road to nowhere; Morgan is less than happy about the arrival of a new sibling; and Jack and Rachel worry about the effect of revealing their new relationship to Eric -- who announces he already knows, and is moving out.
Nash protects a beautiful rock star who's blood is coveted by a group of modern-day vampires. Boz Bishop buys a new car for Joe at a police auction unaware that drugs are hidden in it. While dog-sitting for Harvey, Evan discovers the dog park is a babe magnet and uses King to score dates.
Syd's thrilled when Joanie announces that she's marrying Richie, but Lynda plants doubts in Syd's mind weather or not the pair really love each other.
Shawn's ideas on making better use of the lobby space catch the eye of the building's owner who offers him the chance to run a new cafe. But first he'll have to evict Pops.
Valentine’s Day finds Niles, Frasier, Martin and Daphne on three very different kinds of dates.
Doug faces possible criminal charges after Ricky Abbott dies when Ross bypasses system lockouts to enable Joi to give Ricky a lethal dosage of dilaudin. Doug is delegated to desk duty, Carol's clinic is shut down for acquiring the P.C.A. machine for Ricky, and Greene and Weaver face future disciplinary action for not reporting Doug's tampering with the double blind study. Carter and Lucy discover a mutual attraction. Benton studies with a sign language instructor.