Apparently you haven't.
Jeff Lebowski is the DUDE.
(
Awesome Welles petitioning for foetuses to be rebranded 'wombles',
Fri 16 Jan 2009, 19:00,
archived)
This is also true.
"They pissed on your rug, Dude"
(
Zumf Ham banjo,
Fri 16 Jan 2009, 19:02,
archived)