Yesterday, successful gay laboratory experiment Zac Efron tweeted something remarkably oblivious: “I’m grateful for a couple things today: Martin Luther King Jr & 10 million followers on IG #MLKDay.†Before #MLKDay, he inserted a black-power finger and a black-power fist because ‘tis the season! Perhaps, for each day of Black History month, he can thank each one of the muscles in his torso.