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Red and Gobo's swimming competition is interrupted by the annual arrival of the Knobblies, pink vine-like plants which are particularly thick this year, and which turn out to lead to something quite unexpected.
Release date: 1987-02-09
Season number: 5
Episode number: 6
Runtime: 24 minutes
Bob Stutt - Muppet Performer / Felix the Fearless / Wandering McMooch / Last of the Lily Creatures / The Avalanche Monster / Bigmouth Fraggle (voice)