it 's at once laughable and compulsively watchable , in its committed dumbness . 
(ROOT (S (NP (PRP it)) (VP (VBZ 's) (PP (IN at) (RB once)) (ADJP (ADJP (JJ laughable)) (CC and) (ADJP (RB compulsively) (JJ watchable))) (, ,) (PP (IN in) (NP (PRP$ its) (VBN committed) (NN dumbness)))) (. .)))
(ROOT (S (NP (PRP )) (VP (VBZ ) (PP (IN ) (RB )) (ADJP (ADJP (JJ )) (CC ) (ADJP (RB ) (JJ ))) (, ) (PP (IN ) (NP (PRP$ ) (VBN ) (NN )))) (. )))