, then knock yourself out and enjoy the big screen postcard that is a self-glorified martin lawrence lovefest . 
(ROOT (S (, ,) (ADVP (RB then)) (VP (VP (VB knock) (NP (PRP yourself)) (PRT (RP out))) (CC and) (VP (VB enjoy) (NP (NP (DT the) (NML (JJ big) (NN screen)) (NN postcard)) (SBAR (WHNP (WDT that)) (S (VP (VBZ is) (NP (DT a) (ADJP (NN self) (HYPH -) (VBN glorified)) (NML (NN martin) (NN lawrence)) (NN lovefest)))))))) (. .)))
(ROOT (S (, ) (ADVP (RB )) (VP (VP (VB ) (NP (PRP )) (PRT (RP ))) (CC ) (VP (VB ) (NP (NP (DT ) (NML (JJ ) (NN )) (NN )) (SBAR (WHNP (WDT )) (S (VP (VBZ ) (NP (DT ) (ADJP (NN ) (HYPH ) (VBN )) (NML (NN ) (NN )) (NN )))))))) (. )))