Unseen history on Instagram: "The fact that Machine Gun Kelly designed Megan Fox’s engagement ring to hurt if she tried to take it off became one of the most talked-about details of their relationship. MGK revealed that the ring, which features two interlocking bands with sharp thorns, was intentionally crafted so that when Megan tries to remove it, it would cause pain. He explained it as a symbol of their intense and passionate love — “love is pain,” as he put it. The design, made with white go