Nasty Natalie B Olsen. DA meet Natalie Olsen aka nasty Natalie B Olsen as she is known around Chicago, she will sleep with you boyfriend without a care in the world and as long as he has a bmw or Benz he can have nasty Nat for the night. Don’t let him have a boat he and his friends can have her for the weekend. Natalie Olsen needs to close her legs and get a clue and stop sleeping with other girls boyfriends and spreading her drd.