By Erik Engman Author, Clown and Improvisation Teacher, Theatre Critic EatMoreArtVegas.com IG: ErikReviewsVegas   Very few films have the notoriety of Showgirls , a 1995 NC-17 movie directed by Paul Verhoeven and written by Joe Eszterhas. It’s considered one of the worst films of the 20th Century, filled with extreme overacting, laughable dialogue, gratuitous nudity, and almost no likable characters. And… I love it. It’s the definition of “it’s so bad, it’s good.”   So I was