Revealing mistake: At the very ending of the episode, when Tim runs through the back wooden fence, just before he hits the fence, you can see the loose board fall from top to the bottom and towards him before he even hits the fence.
Home Improvement (1991)
1 mistake in Knee Deep - chronological order
Heidi: Does everybody know what time it is?
More trivia for Home Improvement
Question: In one episode, Tim's mother says that she raised five boys. Three of those are Tim, Jeff, and Marty, but what do we know about the other two? There's another episode where Randy mentions his uncle that doesn't talk to their family anymore.
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Answer: Tim's other brothers are named Rick and Steve. They never appeared on the show, and were only mentioned in passing.
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