Prelude in F Major

Yesterday on the way home from work, I heard on the radio that it was both National Classical Music Month and -- rather suspiciously -- also National Piano Month. So, when I got home, I decided to take a look at the F Major fugue I've been working on recently. It occurred to me that the fugue could use a prelude as a companion, so I added some harmonic debris to an F Major chord and decided to see what I could do with that. This is what happened: