Lindsey Stirling grew up an Evanescence fan during the early 2000s.Now she's on stage with Amy Lee and her current iteration of the band.Stirling, 31, is a former "America's Got Talent" finalist who has taken her violin into the worlds of electronic and heavy rock music. She's released four albums during the past five years, including last year's "Warmer In The Winter" holiday collection, has won a pair of Billboard Music Awards and has collaborated with a variety of artists, including Evanescence.