Evan is a user on octodon.social. You can follow them or interact with them if you have an account anywhere in the fediverse.
If you don't, you can sign up here.
If nothing else, know that there is a website with translations of the phrase "My hovercraft is full of eels" - https://omniglot.com/language/phrases/hovercraft.htm
It also extends the phrase to other sayings like "hey took to it like eels to a hovercraft"
