Slap her!
if your crushes little sister does not what you to date him then you should talk to her about it and say "hey i wont be mean to him and i wont be mean to u i promise i wont change".
She should not because if she does santa wont come or wont give her presents
if you know it wont affect you its fine
Tell her that u like him and don't mess with him or do something that she wont gt in the way
there proubly just growing ... it wont stop until you get older ..its nothing to worry about
you wont
well im a prankster expert and i know some of the best pranks such as, hiding in the bathtub before your sister uses the bathroom then she will use the bathroom and you will suddenly pop out!and if you have an older sister then before she puts her bedsheets on hide under the bed and then she will put them on and go around the bed to fix some spots then get a hold of her foot!she will scream!
Then you should get another gerbil so it wont be lonely
Sometimes if you have a younger sister than they wont understand so that is why your sister might be weird:)newtest3**************************************************************I blame YouTube
Well you should stop when you stop enjoying it. I have kids and I play World of Warcraft.
Justin bieber has a sister, her names jazmyne :D
Because that what they usely think about! But you should be older and married before you do more! becose thae wont to