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15 Of The Worst Things Brothers Have Ever Done To Their Siblings

By Mustafa Gatollari

When it comes to terrible siblings, it doesn't get much worse than Derek from Step Brothers

So if you're compiling a definitive list of all the crappy things brothers have done to their siblings. you have to list some of Derek's most egregious, crappy brother moments.

1. He will mercilessly roast you for eating carbs...