Just make a lower pitch of it that your voice can handle. Winter Wrap Up has one very high tone in there but I suppose you'll just need to get better at singing xD
What do you mean? In the world? There's around 7,200,000,000 people in the world, I would guess there's around 8,000,000 bronies or something, which would mean about 0.1%
Something that is not a pony, maybe a tshirt with a cutie mark on, or a recognizable object from the show, or a text, or a creature that doesn't make it obvious that it is from the show. A Discord one for example.
Practice , I whistle all the time and I've done it since I were little so Im very good at it.
Can't put a link cause it's against the rules but
Pick that first one.
Chose yourself silly. You know your friends best. You don't have to tell them lol. You haven't committed murder. If you want to tell them, be sure you know them well enough and you know that they will accept it =)
Do a little bit of homework every day for an hour or something. If you got many stuff to do, finish it BEFORE doing something else.
Tell them they offended you, if they seem to be sorry they might get friendlier to you afterwards, otherwise try to avoid them. Tell your parents about it.
You face your fears. Do everything you fear. Yup.
Ask people for inspiration but only you can know yourself. You can't let someone else decide what you should do with your life
Well there's not a whole lot to discuss.. I'm not sure really where a post like this should go tbh Blog would work but eh. No one will get mad at you don't worry