How do I book a golden experience at Shrek's Adventure! London Click here to choose which experience you would like to book for, and follow the instructions to choose your preferred date and time. Related articles Can I pre-book my entry with a Merlin Annual Pass? Are there any other restrictions for the 4D Magic Bus Experience? I would like to use one of my golden experiences at Shrek's Adventure! London. How does a London Big Ticket work?