The lower part of the bulb (below the filament) are her legs wearing stockings of some sort (if you look at it right you can see the back leg slightly in front of the back one)
the filament wires are the garter belt holding up her stockings
The triangle of glass on the right is her underwear
The smoke only makes up her upper body
My wife being more wholesome sees a victorian lady in a big dress
Even my kids see it. maybe it' genetic :-)
And I have a perfectly normal relationship to my mother....