That would be 'Marvin, the Paranoid Android' of course.
If you want to own a bit of Douglas Adams memorabilia, this will certainly fit the bill, a very big bill though, $25,000 !
Not that there's really much funny about mental health issues, they can happen to anyone, we're just lucky they only cause suicide in under 1% of us!
J.K. Rowlings experience, for instance -
Still, it's not surprising individuals in trouble get overlooked by society when 3,600 mental patients can vanish in a single mental institution! (and then be discovered) -
Scary stories, all of them. Now do you feel lucky?