old and expired chicken pieces

I bought chicken pieces this afternoon at pick n pay somerset west main road. when I got home I warmed up the chicken, I discovered that the chicken is actually expired, it had a faul smell and the taste was horrible, they had actually sold old and expired chicken. im so disappointed with this as ive bought chicken from other pick n pay oulets and was really impress with their chicken...now I got this pick n pay expecting the same but to.my disappointment I got old and expired chicken..I wanted to go back to return the chicken but I thought im not going to drive back to somerset west now frm kuilsriver...disappointed customer, and im expecting a reply soon about this! old and expired chicken this could have made me ill!!