Jquery Autocomplete failing the focus-Collection of common programming errors

I am working with autocomplete, I want to add an header to the list and it is getting me complicated, I am having some problems with this: This is my code:

 var autocompleteCounselor = function () {

              $(this.el).find('.alternateCounselorAutocomplete').autocomplete({
                  minLength: 0,
                  source: this.counselorValidDelegates,
                  focus: function (event, ui) {
                    console.log(ui);
                      $(".alternateCounselorAutocomplete").val(ui.item.NAME());
                      return false;
                  },
                  select: function (event, ui) {
                      onAutocompleteAlternateCounselorSelected.apply(_self, [event, ui, _self.counselorFullValidDelegates]);
                  }
                }).data("ui-autocomplete")._renderMenu = function(ul, items){
                  var self = this;

                  ul.append("