yes its a joke and not even my tweet... I don't take twitter so seriously that I'm uptight and paranoid about everything I retweet. Twitter is practically built for trolling
The thing is though...you only "joke" about black people. I've never seen those types of "jokes" about whites. Hell I haven't even seen them about non-black POC's. I would pull receipts for how many you've retweeted or tweeted yourself, but your twitter link is in your sig so anyone could do that. All I'm sayin' is, you need to not