1996, Charles V Ford Lies! Lies!! Lies!!! http://print.google.com/print?id=_FSc5C2bFYUC&pg=PA135&lpg=PA135&sig=65p2wlZfcRu3nutVAX-2YsZv2tk Unlike a delusional psychotic person, the pseudologue will abandon the story or change it if confronted with contradictory evidence or sufficient disbelief.
Source: wiktionary