Hey PianoManGidley,
If you enjoy writing and playing your music do it no matter what. If it's good it's good, no matter what you look like. If it's not so good your looks wouldn't help anyway. We all need to express ourselves. It's part of why we're here.
I suspect you're better looking than you think. Here's an article I wrote that might help you think differently:
Dare To Be An Original.
Be who you are PianoManGidley!