Sentence examples for a joke of from inspiring English sources

The phrase "a joke of" is correct and usable in written English.
It can be used to describe something that is considered a joke or not taken seriously, often in a context where the subject is being criticized or ridiculed.
Example: "The way he handled the situation was a joke of a response, completely lacking in professionalism."
Alternatives: "a laughingstock of" or "a mockery of".