I'm an Annual Pass Holder. Do I need to book? No need to book, just turn up and head to the pre-booked tickets entrance on the day of your visit. Related articles Can I upgrade my ticket/LEGOLAND Discovery Centre Toronto Annual Pass to a Merlin Annual Pass? I'm an Annual Pass Holder and I'm bringing a non-pass holder. Do they need to buy a ticket? How do I book a time slot with my Merlin Annual Pass?