Do you offer a discount for groups? Save when you visit with 10 or more people. To book your tickets for you and your group click here. Related articles I reguarly bring groups to Shrek's Adventure London, do you offer any further discounts? I have lost property, who do I contact? How can I book tickets for my group visit? I require a pro-forma invoice to complete payment for my booking. I require a VAT Receipt for my school or group booking.