CAN I SING WITH YOU, MR. BLAKE? Six words that silenced an entire arena and left even Blake Shelton fighting back tears. In the middle of his sold-out show, 6-year-old Lily — clutching a sign that read “Waiting for a New Heart, But Still Singing” — captured the country star’s attention. What happened next wasn’t scripted, rehearsed, or planned. Blake knelt down, handed her the mic, and the crowd watched as a little girl with the weakest heart sang with the biggest one in the room. Fans wept, pho