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 How do I book with my VIP Merlin Annual Pass? Can I pre-book my entry with a Merlin Annual Pass? I would like to use one of my golden experiences at Shrek's Adventure! London. Do you offer gift vouchers? Are there any other restrictions for the 4D Magic Bus Experience?