so someone makes fun of you cause your fat. what do you do. stutter about their ugliness? or play off your own body structure. you decide ;)
Dude 1. Man your such a fat ass!
Dude 2. The only reason im so fat, is cause everytime i fucked your mother she gave me a cookie.
Dude 1. Why the hell are you so fat?
Dude 2. Hey.... Im fat, your ugly. I can lose weight.
Theres two of my favorite fat joke comebacks ever.