What Do I Pack For My 1 Week Vacation To Myrtle Beach?

Hi. My name is jessica. I am 14 years old. Me,my mom, my dad, my older brothers and my brothers’ girlfriend’s go to myrtle beach every year for the past 5 years. We are leaving this friday. I dont know what i should pack for myself. I have a few things but i need lots more. Please help me!
Thanks

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