definitely in the guilty pleasure b-movie category 
(ROOT (PP (ADVP (RB definitely)) (IN in) (NP (DT the) (NML (JJ guilty) (NN pleasure)) (NN b-movie) (NN category))))
(ROOT (PP (ADVP (RB )) (IN ) (NP (DT ) (NML (JJ ) (NN )) (NN ) (NN ))))