WordPress is a website designed to help other people create their own website to put online.
It is free for everyone to use, however if you pay you are able to get more for your website, such as extra themes and more control over your website, so you are able to design it exactly how you would like.
Through WordPress you are able to link it with Facebook so people can like your Facebook group and even your Twitter page.
WordPress can also become a very sociable community as not only can you have music available you play on your site, but people have the opportunity to like your posts and to even comment. You are also able to have contact page, so people can email you.