The Hitchhiker's Guide to the Galaxy also mentions alcohol. It says that the best drink in existence is the Pan Galactic Gargle Blaster.
— The Hitchhiker’S Guide To The Galaxy Book (Peter Jones)
11 seconds sound clip from The Hitchhiker's Guide to the Galaxy (1981) - Episode 1 sitcom.
You can hear this line at 00:09:36.696 in the Blu-ray version of the TV Series.
