What is an online saver ticket? With online discounts available when booking in advance and alongside other London attractions you could save up to 20%! For more information or to book your online saver ticket click here. Related articles Do you offer a family discount? Do you offer fast track entry into Shrek's Adventure! London? How can I buy tickets for Shrek's Adventure London? I am booking combination ticket, can I book times for the other attractions? Do you offer a senior rate?