Related Information for Katie Costello Katie Costello started writing songs in her bedroom on a digital piano at age 13, and soon after started performing them at various clubs in LA. Not yet out of High School, Katie was disillusioned by the homogeneity and insulated nature of Southern California's white suburban world. At 18, Katie moved to the Lower East Side to seek diversity, inspiration, and to fulfill her dream of making art and music in the creative heart of New York City.Upon moving to New York, Katie decided to.. read more