The key is that WHILE washing the dishes,
one should only be "washing the dishes."
The Big Bang Theory Season 9, Episode 9
It ate her WHILE her son watched.
Game of Thrones Season 3, Episode 4
Occasionally, a new queen will arrive
WHILE the old queen is still in power.
The Big Bang Theory Season 2, Episode 19
...WHILE scraping congealed nachos
off a plate.
The Big Bang Theory Season 3, Episode 14
Now, WHILE I agree with you
that laser tag is a hard sell...
Breaking Bad Season 3, Episode 11