Only one, given that he's koali-fied for the job.
The bear minimum
Just one, but it takes 5 episodes.
Both of them.
None. They just redefine 'darkness' as an industry standard.
It was the Bain of his existence.
The lumberjack has a job.
Because they don't meet the koalifications!
A koalafied driver! *badum-tis*