The set-up: Ben Nelson, who's trying his level best to take Joe Lieberman's place as the most despicable member of the Senate Democratic Caucus, has announced that, although he doesn't know what's in the forthcoming climate bill (and no one does!), he'll filibuster it.
When Groucho does it, it's satire. When Nelson does it, on a subject like this, it's beneath contempt.
("Whatever It Is, I'm Against It" was written by the classic songwriting team of Kalmar and Ruby for the 1932 Marx Brothers film "Horsefeathers.")