Where do I gain entry with my Merlin Annual Pass? You will gain entry by going straight to the admission entrance and showing your annual pass to the member of staff. Related articles I'm an Annual Pass Holder. Do I need to book? Can I upgrade my ticket/LEGOLAND Discovery Centre Toronto Annual Pass to a Merlin Annual Pass? Do I get any perks when visiting LEGOLAND® Discovery Centre Toronto? I'm an Annual Pass Holder and I'm bringing a non-pass holder. Do they need to buy a ticket?