The stage version of  ‘Anita and Me’, Meera Syal’s fantastic novel based on her childhood growing up in Walsall in the 1970s, has its world premiere at the Birmingham Repertory Theatre this Friday. Ahead of the much anticipated show, I was lucky enough to have a chat with Kay Wilton, who is one of the costume makers and cutters at the Birmingham Rep, about how the costumes were sourced for a play that has both feet firmly planted in the 1970s. Fashion-mommy: How did you go about sourcing the costumes for Anita and Me? Kay: We had some original pieces in our stores in Hockley, original 70s stuff that…