http://listverse.com/2011/09/24/top-10-subtler-forms-of-discrimination/
I agree with most of these on the list.
I personally think baldness should be a bit higher. But many of them are similar to baldness because they are things people laugh at about people. Gingers, short people...
In the original video you posted they deleted the wig scene out. It's all about the shock value. When you become bald your looks change so drastically you don't even look like the same person anymore. However I will say given that zombies are agressive and crazy by nature they probably do...
This is messed up. There was no sign of a wig falling off, or any other reason that would explain the man's transformation to having what is clearly male pattern baldness. None of the other characters lost their hair in that fashion. None of the girls lost any hair. No, they just made that...