ambra battilana , 22 , accused weinstein , 63 , of groping her at his manhattan office on friday night .
the next day she snapped a picture of her matinee ticket to a preview of finding neverland , the hollywood producer 's new show .
a movie industry source said weinstein gave battilana the ticket during their friday night meeting .
source said weinstein also told her he 'd be backstage during the show .
the married father-of-five has denied the model 's allegations .
her ex-boyfriend says she is a ` victim of her beauty '