NASHVILLE, Tenn. — Lady Antebellum's Hillary Scott is expecting. Scott announced her pregnancy Friday on Twitter, calling the baby “our Christmas gift.” A spokeswoman confirmed the news and said no other details were available. It's the first child for the 26-year-old “Need You Now” singer and her husband, Chris Tyrrell. It's also the first child for the trio, which includes Charles Kelley and Dave Haywood. Later in the day Scott traveled to Las Vegas, where the Lady A will attend Monday's American Country Awards. Scott tweeted that she was headed to bed: “… this growing a baby thing makes ya sleepy!” — AP