the jokes are flat , and the action looks fake 
(ROOT (S (S (NP (DT the) (NNS jokes)) (VP (VBP are) (ADJP (JJ flat)))) (, ,) (CC and) (S (NP (DT the) (NN action)) (VP (VBZ looks) (ADJP (JJ fake))))))
(ROOT (S (S (NP (DT ) (NNS )) (VP (VBP ) (ADJP (JJ )))) (, ) (CC ) (S (NP (DT ) (NN )) (VP (VBZ ) (ADJP (JJ ))))))