By Joelle GoldsteinOriginal Source: people.comIn the wake of Mac Miller's death, Shad Moss, formerly known as Bow Wow, is speaking up about his own previous drug addiction.Through a thread of messages tweeted out on Monday morning, the rapper advised his younger followers to stay away from drugs and admitted to using lean — a combination of promethazine and codeine-based cough syrup with soft drinks — “every day” a decade ago.“To the youth- Stop with these dumb a— drugs,” he began. “I'm going to let something out...click here to continue reading