Plz Plz Help!!!

latley ive bin faceing a problem i have i girl named Yumi. I always draw but its goten boring drawing her all the time. Ive bin tryed to make a new girl but so far will say really fail. So i was wondering if someone has an old fc they dont use enymore that i could have and draw. I draw girls mostly but i would Liebe to try and draw some boys thnx for help.