For long hair, a classic pony with a little texture and volume is always a nice option.
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Another bun at the nape of the neck, this time with some bobby pins to hold back those flyaways on the sides. (And don't forget the fun earrings.)
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You could always just gather all your hair to the side with a pretty clip for a romantic look.
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Soft waves with a delicate barrette perched casually by the ear is oh-so sweet.
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