Yes you need to i just went there today ... And there weren't letting people in without a reservation you can check the adventure island website as well
Absolutely Yes
Yyyyeeeeaaaaa
Yes you can
Yes
Yes you can use your phone make sure you bring a lot of water and snacks so you don't have to wait in line for an hour and save some big money have fun
You don't need reservations anymore
You can use the phone for the tickets, I did the reservation, and they didn't even ask for it.
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