It's referred to as Hipstergram for a reason... Bros were the preppy kids and jocks in high school, where hipsters were the emo kids. They're polar oppostites, and ne'er the twain shall meet. Though they seem to have done so on Instagram*...
Bro, I think the size sticker is still on your shirt. That is a criminal fashion faux pas.
* Запрещены в РФ