Ticket Delivery Delay: Please note tickets will not be delivered until the week of the event. You will be notified once tickets are available via the MLB Ballpark app. To view and use tickets, log in to your existing MLB.com account or create an account in the MLB Ballpark app with the email address used to purchase your ticket(s). Detailed instructions on using the MLB Ballpark app, including email verification, viewing tickets and forwarding tickets, are available at Cubs.com/Ballpark App. For...