Machine Gun Kelly unlocked the door to his Hotel Diablo album last week. On the track “Floor 13,” he unsurprisingly takes a swipe at Eminem. Unless you’ve been living under a rock for the last several months, Em and MGK went at each other with a couple of diss tracks last year after Slim Shady came for him on Kamikaze. …

This is true dedication to the project. Ever since his feud with Eminem last year, there has been a renewed interest in Machine Gun Kelly’s music. He is in the midst of a comeback and despite his post-“Killshot” numbers being pretty abysmal, he’s hoping to boost his sales with Hotel Diablo. We’ve heard a few singles from the upcoming album …