What's the difference of American & Canadian

The America and Canada, the two neighbouring countries share so many simarilities. The difference between the two countries is less than the differences among their own states or provinces.

A question popped out during a potluck party.  

'What's the difference of Amrican and Canadian?'

' a hundred lbs', Michael answered.  Michael is about 6' tall, weigh about 220lbs, 'people have laughed at my body weight in here, but when I travelled to some states, I felt I was beautiful, I felt so slim.