you don't seem to have done anything paticularly wrong. True 'friends' stick be you (you've done nothing wrong for them not to).
A lot of these cowards will have regrets when they look back to be fair.
focus on your educaton, you are moving anway.
trust me. as hard as it is, we all have it easy. In many countries right now, there's wars, murder, killing.
jw...who did you invite for your bday? the same people who disturb you?