A vocalist with a predilection for sweetness -- a characteristic that ties together her earlier, rootsier material and her polished latter-day country-pop -- Amber Lawrence became an artist in her native Australia a bit on the late side. She released The Mile, her 2007 debut album, when she was just shy of 30, earning attention from Australia's country music association the Golden Guitar Awards, which nominated her for New Talent and Female Artist of the Year. She eventually won the latter category in 2015 after her fourth album, Superheroes, became a hit. From there, she buil...