A. Five!...Six!...Seven!...Eight!
Only one of course, as we are highly efficient and have absolutely no sense of humour.
So the one on the right could drive for a change.
Only one; But it takes a WHOLE E.R. room to extract it afterwards. Double joke! "whole... hole." it's a play on words ;)
How many South Americans does it take to screw in a light bulb? A Brazilian!
A. Through his chest with a sharp knife.
A. In a river bed
A. A dentist lets you sit down while he hurts you.