The Following Passage Contains an Argument That Commits at Least

The following passage contains an argument that commits at least one informal fallacy. Name the type of fallacy committed and explain why the passage is an example of that type.
I just know that getting the flu shot gives me the flu! Last year, I decided to get the flu vaccine and what do you know? I caught the flu. The same thing happened the year before that, and the year before that! There's no way I'm getting the flu shot again this year. I've had enough of the flu!