Possibly, though there are regularly available jailbreaks against the major models in various states of working.

The leetspeak and specific TV show seem like a bizarre combination of ideas, though the layered / meta approach is commonly used in jailbreaks.

The subreddit on gpt jailbreaks is quite active: https://www.reddit.com/r/ChatGPTJailbreak

Note, there are reports of users having accounts shut down for repeated jailbreak attempts.