if you 're in the right b-movie frame of mind , it may just scare the pants off you . 
(ROOT (S (SBAR (IN if) (S (NP (PRP you)) (VP (VBP 're) (PP (IN in) (NP (NP (DT the) (JJ right) (NN b-movie) (NN frame)) (PP (IN of) (NP (NN mind)))))))) (, ,) (NP (PRP it)) (VP (MD may) (ADVP (RB just)) (VP (VB scare) (NP (DT the) (NNS pants)) (PP (IN off) (NP (PRP you))))) (. .)))
(ROOT (S (SBAR (IN ) (S (NP (PRP )) (VP (VBP ) (PP (IN ) (NP (NP (DT ) (JJ ) (NN ) (NN )) (PP (IN ) (NP (NN )))))))) (, ) (NP (PRP )) (VP (MD ) (ADVP (RB )) (VP (VB ) (NP (DT ) (NNS )) (PP (IN ) (NP (PRP ))))) (. )))