Last night we came home from the home of friends to a sink full of dishes.  While I did other things, I asked my older children to load the dishwasher for me.  A little while later, my 13yo came to me and the following transpired:

"Um.....Mom?  The dishwasher sounds funny.  I think there is something wrong."

"Well, did you turn it off?"

"No."

"Well, then...turn it off and I will look at it later."

Much later, I went down to take a look.  I opened it and peeked around.  Nothing seemed to be sticking up.  All looked right.  I took the opportunity to fit a few more things in.  Now with it sufficiently full, I closed it and turned it on. 

The water filled.

I waited.

Now the cycle began.  No strange noises.  Only the sounds of cleaning.  Well, a large metal pot was on the bottom along with a tall plastic pitcher.  There was a sound that was different, but only the sound of water on these items.

So, this morning I said in mock terror.....

"Last night the diswasher was making the most peculiar noises.  I think there is something wrong with it.  It was actually CLEANING something."  And appropriately followed this with howls of laughter. 

My ds was not amused........but I sure was