S3·E6 My Sister's Keeper
Core
Aired October 17, 1978
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Synopsis
Janet's little sister visits the trio and instantly falls for Jack.
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Frequently Asked Questions
When did Season 3 Episode 6 of Three's Company air?
Season 3, Episode 6 ('My Sister's Keeper') originally aired on October 17, 1978.
How long is Season 3 Episode 6 ('My Sister's Keeper')?
The episode follows the standard broadcast runtime for Three's Company.
What happens in Three's Company Season 3 Episode 6?
Janet's little sister visits the trio and instantly falls for Jack....
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