in the movie theres something about mary?

Question

when the franks over beans part happens, was he looking in the window of the girl that he was going to prom with? if so how was that and they were in the same house?

Answer 1

...I suppose that the only way that this COULD happen, is if the house had a 'u'-type structure, with the associated downstairs bathroom on one side, and the associated upstairs bedroom on the other...

Answer 2

I always felt it was a U shaped house myself