The fact that it's your little girl's special day doesn't mean that someone else wearing the same costume will ruin it. Especially if they actually embrace it.
You know that feeling- the one you get while mindlessly scrolling through social media and the day slowly slips away from us. Why not use that time to do something productive? Being productive doesn't mean we have to go do chores or scratch off our to-do list; there are plenty of fun and even creative