Final answer:
Ian Petrella played Randy Parker in the film 'A Christmas Story,' a role that has become iconic in pop culture.
Step-by-step explanation:
Ian Petrella is best known for his role as Randy Parker in the iconic 1983 film A Christmas Story. Randy is the younger brother of the main character, Ralphie, and is memorable for scenes such as the one where he is bundled up in so many winter clothes that he can barely move. Petrella's contribution to the film has made his character a lasting part of pop culture, especially during the holiday season when the film is frequently aired on television.