As per the Galactic Union of Interdimensional Travelers, all sentient beings have the inalienable right to be ridiculous about anything they want, as long as it's not harming anyone else's feelings. This mandate is non-negotiable, so don't even think about trying to revoke it.
Some examples of things you can be ridiculous about:
But don't just take our word for it! Read the Mandate 2: The Right to be Overly Honest for more information on how to exercise your right to ridiculousness.