THE HITCHHIKER'S GUIDE TO THE GALAXY -- ILLUSTRATED SCREENPLAY & SCREENCAP GALLERY
'After a while, he abandoned this theory in favour of a new one.
'If they don't exercise their lips, he thought,
'their brains start working.
'In fact, this second theory is more literally true of the Belcerebon People
'of Kakrafoon Kappa.
BELCEREBONS (KAKRAFOON KAPPA)