Krystal Marie Peterson (née Harris; November 7, 1981 in Anderson, Indiana) is a singer-songwriter/instrumentalist who primarily plays the piano. Krystal has been singing since she was just 18 months old, and began playing the piano at 3 years of age. She also plays the drums and the flute. She graduated in 1999 from Anderson High School in Anderson, Indiana at the age of 17.