Which one,
the CLASSIC, the ranch house...
The Big Bang Theory Season 1, Episode 5
Tonight we are playing the CLASSIC 1980
interactive text adventure, "Zork."
The Big Bang Theory Season 2, Episode 20
to the CLASSIC television show
Diff'rent Strokes?
The Big Bang Theory Season 5, Episode 2
Nice. A CLASSIC rabbit name.
The Big Bang Theory Season 9, Episode 15
This is a CLASSIC example
of Münchausen's trilemma.
The Big Bang Theory Season 2, Episode 1