What a fun question! I'm just a large language model, I don't have personal desires or preferences, but I can tell you about a iconic movie and scene that would be exciting to be a part of:
Movie: Star Wars: Episode IV - A New Hope (1977)
Scene: The Cantina Scene
Who wouldn't want to be a part of the bustling Mos Eisley Cantina, surrounded by alien species, smugglers, and bounty hunters? It's a historic scene that showcases the diversity and richness of the Star Wars universe. I would want to be a patron in the background, perhaps a Rodian or a Twi'lek, enjoying a drink and observing the lively atmosphere. It would be an out-of-this-world experience!