public bool IfGoalAlreadyExists(ID goalId)
{
    var goalsTriggered = Tracker.Current.Session.Interaction.Pages.SelectMany(x => x.PageEvents).Where(x => x.IsGoal).ToList();

    var behaviorCache = Tracker.Current.Session.Contact.GetKeyBehaviorCache().Goals.Any(x => x.Id == goalId.ToGuid());
    var pages = goalsTriggered.Any(x => x.PageEventDefinitionId == goalId.ToGuid());

    return behaviorCache || pages;
}