Simplify the following text for a Grade 6 native English-speaking person.
Original: Jenna Jameson ( born Jenna Marie Massoli ; April 9 , 1974 ) is an American entrepreneur and former pornographic star , who has been called the world 's most famous adult-entertainment performer and `` The Queen of Porn . ''
Simplified: Jenna Jameson ( born Jenna Marie Massoli on April 9 , 1974 ) is a porn star .