Question: In the 18th AVN Awards ceremony, what adult film star and  American entrepreneur, webcam model and former pornographic film actress, who has been called the world's most famous adult entertainment performer and "The Queen of Porn", hosted the show for the second time?
Sentence (from "30th AVN Awards"): The ceremony was held on January 19, 2013 at The Joint in the Hard Rock Hotel and Casino, Paradise, Nevada.
Relevant evidence: No