TV 90s

When did "Sister Sister" first air on TV?

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In "Hercules in the Underworld", what was Deianeira's sister's name?
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On "Northern Exposure", who told Holling that Jesse had returned?
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On TV's "Buffy the Vampire Slayer", what is the first name of the character Giles?
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In 1990 , Aerosmith appeared in a Wayne's World sketch on what TV show?
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On TV's "ER", whose house couldn't be sold if Chicago burned down around it?
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How does Dylan's wife die on the show "Beverly Hills, 90210"?
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Who was Billy's roommate on "Melrose Place"?
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On "Home Improvement", what name did Jill's father call Tim?
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