This been discussed before.
Normal Coli answer: Get yo game up, get money, get a mouthpiece, I know many fat and ugly niqqaz with fine bytches, stop being a lame, man up, etc.
But 4 real...work on going to gym and make urself more presentable. Keep ur hair cut and dress nice in shyt that's becoming on u. Don't let ur lack of aesthetics fuk with ur confidence and personality.