eight legged freaks falls flat as a spoof . 
(ROOT (S (NP (CD eight) (JJ legged) (NNS freaks)) (VP (VBZ falls) (ADVP (JJ flat)) (PP (IN as) (NP (DT a) (NN spoof)))) (. .)))
(ROOT (S (NP (CD ) (JJ ) (NNS )) (VP (VBZ ) (ADVP (JJ )) (PP (IN ) (NP (DT ) (NN )))) (. )))