My friend is being bullied,so here are some tips to help.
1.Always tell somebody,a teacher,your friend,your parents.It will help you stop the bullying.
2.If its really bad,call up child line and express your feelings.They can help you,and it will make life easier.
3.Ignore their bullying,so they will soon get bored,and lay off.But sometimes it makes them feel stronger.
4.Try and hang out in a group with your friends,so your friends can stick up for you if the bully comes near.
5.Don't give in to the bully,even though your scared.Everyone has a huge bite of confidence inside them,even if there really shy.
i hope these tips help you,or you siblings,or friends.