TV Sitcoms

What popular TV scientist does Sheldon befriend in season 7 of "The Big Bang Theory"?

More Questions from TV Sitcoms
When Daniel joins a dating service on "Ugly Betty", who shows up as his first date?
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Who does David Schwimmer portray on the TV show "Friends"?
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On "Curb Your Enthusiasm", what is the name of Jeff's temperamental, foul-mouthed wife?
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On the 80's TV show "Family Ties", who were the Keatons' next door neighbors?
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Which of these sitcoms followed the efforts of seven shipwrecked passengers of a 'three hour tour'?
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The TV show "Scrubs" takes place in what sort of establishment?
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On "Home Improvement", what did Tim give Jill on Mother's Day?
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Who is the sibling of TV's Ray Barone?
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