TLC’s T-Boz once had someone throw car keys at her and nearly scratch her face at a concert. The 54-year-old ‘Waterfalls’ hitmaker has revealed the many objects she’s had lobbed onstage at her over the years – including someone’s car keys, which she swiftly threw back into the crowd. She told Us Weekly: “I’ve had bras, panties and car keys thrown at me. “I threw the car keys back. Like, ‘Girl, you almost hit me in the face. Don’t scratch my moneymaker!” Fans throwing items at musicians is nothing new, and recently, Bebe Rexha had an audience member escorted out of her concert after they threw …