If you give Amy Slaton the mic, prepare to get some opinions from Tammy Slaton. In Us’ exclusive sneak peek of the Tuesday, October 27, episode of TLC’s 1000-Lb. Sisters, Amy, 38, heads to the studio to record one of her new songs. “Off a highway, one tucked in the pines, we’re leaving the city and the stress behind / Load the Chevy up, grab the inner tubes,” she sings. “I got the country rap flow and the lakeside view / Sand between our toes and the freshwater breeze where the cell phone towers can’t quite reach.” Her initial voice quickly grabs the attention of people in...