Death Becomes Her(1992)
OVERVIEW
Madeline is married to Ernest, who was once arch-rival Helen's fiance. After recovering from a mental breakdown, Helen vows to kill Madeline and steal back Ernest. Unfortunately for everyone, the introduction of a magic potion causes things to be a great deal more complicated than a mere murder plot.
TAGLINE:
In one small bottle... The fountain of youth. The secret of eternal life. The power of an ancient potion. Sometimes it works... sometimes it doesn't.