nothing wrong with performances here , but the whiney characters bugged me . 
(ROOT (S (NP (NP (NP (NN nothing)) (ADJP (JJ wrong) (PP (IN with) (NP (NNS performances))))) (ADVP (RB here))) (, ,) (CC but) (S (NP (DT the) (JJ whiney) (NNS characters)) (VP (VBD bugged) (NP (PRP me)))) (. .)))
(ROOT (S (NP (NP (NP (NN )) (ADJP (JJ ) (PP (IN ) (NP (NNS ))))) (ADVP (RB ))) (, ) (CC ) (S (NP (DT ) (JJ ) (NNS )) (VP (VBD ) (NP (PRP )))) (. )))