endorses they simply because this movie makes his own look much better by comparison 
(ROOT (VP (VBZ endorses) (NP (PRP they)) (SBAR (ADVP (RB simply)) (IN because) (S (NP (DT this) (NN movie)) (VP (VBZ makes) (S (NP (PRP$ his) (JJ own)) (VP (NN look) (ADJP (RB much) (JJR better)) (PP (IN by) (NP (NN comparison))))))))))
(ROOT (VP (VBZ ) (NP (PRP )) (SBAR (ADVP (RB )) (IN ) (S (NP (DT ) (NN )) (VP (VBZ ) (S (NP (PRP$ ) (JJ )) (VP (NN ) (ADJP (RB ) (JJR )) (PP (IN ) (NP (NN ))))))))))