The Worst Week of My Life (2011)
A guy starts making love to his future mother-in-law, thinking she is his fiancée.
Actors: Gisella Sofio
The School Teacher in the House (1978)
At the end of the film, Luisa has sex with the landlord’s son, Marcello. She also makes out naked with him on the balcony after waving to her married boyfriend who is just passing through on the street below.