Expectant moms often have a glow about them, but that certainly wasn’t the case with Jamie Lynn Spears on Feb. 2. When the 16-year-old went shopping with the father of her child, Casey Aldridge, at Wal-Mart near her hometown of Kentwood, La., “she looked depressed and stressed out,” store employee Sarah Lampton tells Life & Style. “She was wearing a big sweatshirt, blue jeans and dirty ...