Coupons are valid forever so there's always next year
If you purchased a Premium ticket, you can use it on any day. Otherwise there is no refund. You could try contacting them if you feel like circumstances prevented you from using your ticket.
There no expire for the tickets so you can use it anytime
No refunds
I don't think the tickets are refundable.
I'm sorry, I don't know to answer your question.
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