I have had cingular for 12 years now,,and have been to the parks a lot in those 12 years,,I do not remember a time I ever had a problem.....I have used my phone (s) in the rooms,,in the parks,,,in the stores,,I have even had people RIDE < RIDES with me (LOL)..
I did have trouble hearing it at times (it is a bit loud there lol) but other then that I used it all over,,and sent emails on it and text messages also.....I think you will be ok..HAVE FUN FUN FUN!!!
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