Lepropussy is a temporary condition but it can strike anytime and without warning. It usually clears up on its own but can be recurring.
"Dude, wtf is going on? Last week I was so busy I felt like a screen door in a hurricane but this week I can't buy a client. I feel like I have lepropussy."
"Don't fall apart. Everyone has a slump once in a while. No reason to fall to pieces, it's temporary I promise.