Trivia / Bituing Walang Ningning

• Hide Your Pregnancy: Sharon Cuneta was pregnant with her daughter KC Concepcion during filming.
• Throw It In!: The infamous "copycat" line was improvised by Cherie Gil and Tommy Abuel.
• The original director Emmanuel Borlaza suffered a heart attack and had to be taken off the movie. Leroy Salvador took over direction as a favor and asked not to be given credit.