Just One of Those Days

Do you ever have "one of those days" when you just kind of hit a wall?  Today is one of those days for me.  I've been grumpy since I woke up this morning for no good reason, and since then I've gotten progressively grumpier.  I won't bore you with the details because writing any more might bore you to tears.  And I'm sure the "sun will come out tomorrow" and all that jazz, but tonight, if no one minds, I'm just gonna mope...