muddle-head

A confused person.
Sometimes used to refer to a stupid or inept individual.

I cheated on my girlfriend. What a muddle-head I am!

foozler

An affectionate term for someone who's clumsy or incompetent. Because obviously, if you can't handle your fooz, then you're nothing but a gosh darn foozler.

My son is a foozler.He isn’t capable of anything.

Misfits

The only band in the world whose shirts sold more than its songs.

I love the Misfits so much, I listen everywhere!