When girl-next-door Norma Jean transformed herself into the sexy Hollywood bombshell Marilyn Monroe it was a bit of a lengthy process. Marilyn Monroe once said, adult cosplay costumes Fear is stupid. But for you to become the infamous vintage actress for Halloween or cosplay, all it takes is a scroll through our Marilyn Monroe costume collection. So are regrets. Dont have any regrets this Halloween. While Jamie has definitely earned the title of Scream Queen as well as Cosplay Queen, high quality cosplay costumes maybe-just-maybe she is Queen of Our Hearts.