The email receipt you receive from Paypal is your ticket. Print this off and bring it to the show. You don't need a Paypal account to buy tickets, just click the 'Pay without Paypal account' check out button. You can add extra tickets in the quantity box on the page you're taken to. Paypal is a safe and secure payment service. There are no booking fees for Paypal bookings.
Tickets are also availableat £16.00 from the following outlets with an additional booking fee.