Help! I can’t find my tickets anymore!
In all cases that you have problems with your tickets that you bought through TicketMaster: https://help.ticketmaster.nl/hc/nl/articles/360020757697-Hoe-kan-je-contact-met-ons-opnemen
In all cases that you have problems with you tickets that you bought through YourTicketProvider: https://www.yourticketprovider.nl/supportĀ