Showcase auditions might be over, but as the limo that picked me up at DFW pulls up Eddie’s driveway Saturday afternoon, I feel as if the real test is beginning. As I step out of the car, a stinging breeze sweeps past, lifting the hairs on my arms despite my sweater and denim jacket. When I reach the top of the familiar stairs, my fist hovers over the door, but before I can knock, it swings wide. “Timothy!” Haley’s beaming face takes the edge off my nerves. When she opens her arms wide for a hug, I can’t resist. Even though I’m bigger than her, it feels as if she’s...