Grandmother's House (1988, Peter Rader)
Easily the looniest flick I've watched this year
When tragedy strikes, two children travel to live with their gramps and grammy, this is where it begins to wildly spin out of normal cinema conventions.
Screw
The bloody
Visit, this is more like an Italian flick in structure IMHO. Brinke Stevens appears as "Woman", so there is that
(fully clothed role BTW).