stan's secret brother stanley is bill chiper
my evidence is that rember when Mable was telling her story at the bottomless pit
on Stans car its says eL Devilo witch means the devil you probably thinking that would make Stan bill but if you have see the numberplate it says stnlymbl which stands for Stanley mobile. And on Gideons chiper wheel there are three !!! point to stanleys glasses check for your self.