-- How many
Limbaugh-heads
-- does it take to change a light bulb?
The number is irrelevant; they just stand around muttering
"ditto". And they don't do anything in the first place.
Related:
How many
laboratory heads (senior researchers, etc. )
-- does it take to
change a light bulb?
Five; one to change the light bulb, the other four to stand
around arguing whether he/she is taking the right approach....