How do you use fete de complete in an English Sentence?

"Fête de complete" is not a standard English phrase. It's likely a misspelling or a phrase from another language.

To help you better, please provide more context or clarify what you're trying to say. For example:

* What language is the phrase from?

* What is the intended meaning?

* Can you provide the full sentence or context where you saw this phrase?

Once I have more information, I can help you find the correct English equivalent or suggest ways to express the same idea.