Rabbit Test is a 1978 American comedy film about the world's first pregnant man, directed and co-written by Joan Rivers and starring Billy Crystal in his film debut.

Joan Alexandra Molinsky, known professionally as Joan Rivers, was an American comedian, actress, producer, writer, and television host. She was noted for her blunt, often controversial comedic persona that was heavily self-deprecating and acerbic, especially towards celebrities and politicians, delivered in her signature New York accent. She is considered a pioneer of women in comedy. She received an Emmy Award and a Grammy Award, as well as nomination for a Tony Award.