At a Halloween party Tim encourages Wilson to break up with his girlfriend. who claims to be a witch. But, after he dumps her he mysteriously disappears. Tim blames the witch but when the police arrive Tim is accused of Wilson's disappearance.
When Tim's first car is destroyed before his eyes in a junkyard, Jill decides to find him a replica of it. Meanwhile, Mark helps Brad make a video for his college applications.
Tim becomes unhappy when Al stars in a TV movie with Morgan Fairchild. Meanwhile, Mark tries to get the affection of the most beautiful girl in his class by listening to her talk about her problems.
Brad blames Tim for possibly ruining his soccer career when he injures his knee on a piece of hardware during a Tool Time shoot at the house. The magicians Penn & Teller appear on Tool Time.
Tim commissions Mark to make a video to celebrate the completion of his hot rod. When Tim is disappointed with the result, Mark films a new version - with a dance number set to "Greased Lightning."
Plans for a ski trip are put on hold when Jill needs an emergency hysterectomy. Tim helps her face the situation, but becomes frightened when complications arise during surgery.
Tim waits for news on Jill's surgery. Jill will be fine, although she had to have her ovaries completely removed, not partially as was first thought. Jill's mother comes to visit to help with her daughter's care and with her mood swings.
Tim and Wilson's friendship is tested when Wilson wins $10,000 and decides to build an elaborate science lab in his backyard - which blocks the Taylor family's view.
Harry announces that he is retiring and selling the hardware store. Tim organizes a fundraising party for the store, but ends up buying it himself. But when the customers dry up, Tim begins to wonder what he is doing wrong.
Jill's thesis is before the committee. During Mark's student film viewing, Jill's psychology professor sees Jill criticize him and Jill is worried that this will affect the thesis committee's decision.
Troubles brew on Tool Time when Bud mandates that no non-Binford products are to be used on the show. Brad has to decide whether or not to play soccer earlier than he is scheduled to when he has an opportunity to play in front of a UCLA scout.
Tool Time continues to be a "jewel" despite the continued excess presence of the Binford name. Things rapidly turn sad when Al decides to take his mother out to dinner to tell her he's going to get married... and she has a heart attack and dies.