"I sorted the dark clothes, sticked them in the machine. Then I put the alien spacecraft in so the aliens could clean the clothes. Then I shut the door and put the knob to number four. Then I put the other knob to 30 to save electrics. Then it was 5, 4, 3, 2, 1 blastoff and I pushed the start button! And now, ta da, the washing is done."
Yes, I just stood back and watched as he did it all himself. Not bad for four.

(Alien spacecraft are ecoballs.)