Kristian Bush is an American singer-songwriter and musician, best known as one half of the country duo Sugarland. Born on March 18, 1970, in Knoxville, Tennessee, he began his music career in the 1990s and gained fame for his work in the country music genre. In addition to his work with Sugarland, where he collaborates with Jennifer Nettles, Bush has also pursued a solo career, releasing his own music and exploring various styles. He is recognized for his contributions to the music industry, including multiple Grammy Awards and numerous chart-topping hits.