JQuery Fullcalendar is no showing events

public ActionResult CalendarData()
        {
            var events = new[]
        {
            new { title = "Fremvising", start = "2014-04-08", end = "2014-04-10", editable = true },
            new { title = "Second Title Event", start = "2014-04-09T15:09:00Z", end = "2014-04-11T17:10:00Z", editable = true }
      
        };
            return Json(events, JsonRequestBehavior.AllowGet);
        }

function InitializeCalendar() {
            $('#calendar').fullCalendar({
                header: {
                    left: 'prev,next today',
                    center: 'title',
                    right: 'agendaDay,agendaWeek,month'
                },
                editable: true,
                events: function (start,end,callback) {
                    $.getJSON('@Url.Action("CalendarData", "Home")',
                    function (locationsArray) {
                        alert(locationsArray);
                        var events = $(locationsArray).map(function () {
                            return {

                                title: this.title,
                                start: this.start,
                                end: this.end,
                                allDay: this.editable
                            }
                        }).toArray();
                        callback(events);
                    });
                }
            });
        }