Which TV show first came up with "Don't forget your towel"?

[Deja Q]

1) South Park

2) Other

[Cush]

1. 1)

So there's been a Towelie-ban?

[Metatron]

2. the late great Douglas Adams

first coined the phrase in his book "The Hitchhikers Guide to the Galaxy"

[sexybomber]

3. 2

judging from your avatar, you of all people must know where it came from!

[SadEagle]

4. With an avatar like yours...

... you should know the significance of never forgetting your towel!

[markbark]

5. Hey,

Sass that hoopy HypnoToad. There's a frood who REALLY knows where his towel is!

--MAB