the lights are on, but there's nobody home
Someone who is mentally vacant. "Fit in body but sick in mind" as one may have said in an ancient Catholic will.
Q:Why does she just sit in that rocking chair all day?
A:The lights are on, but there's nobody home.
A:The lights are on, but there's nobody home.
the lights are on, but there's nobody home by Kung-Fu Jesus April 21, 2004
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