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? How does the time slot system work and what time should I turn up? How can I contact you via the phone? What is the London Attraction Booking Portal? I would like to use one of my golden experiences at Shrek's Adventure! London.