My Sun Superdays unique booking code isn’t working? If your code is not working please reach out to the Sun’s Help Support team. https://www.thesun.co.uk/contact-us/ Related articles How do I get my two free tickets with The Sun Superdays? Can I change my dates for The Sun Superdays tickets? I have Sun Free tickets but I can’t book for the time slot/date I want, as it is showing as unavailable. What do I do?