yes
Yes, Disneyland is open on christmas eve, but most annual pass holders need to buy tickets as certain annual passes have "blackout days" which are basically days that you cant get in the park using you pass, and you need to buy tickets. Expect Disneyland to be extremely crowded on Christmas eve.
Absolutely, rarely do they close. Usually only for extreme circumstances
Yes they are open on Christmas eve with a bunch of cool stuff to do and see
Yes it is open, they are open year round with special events on those special days
Always never close
Yes i think it s open
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