Mark J. Lindquist has appeared in ABC's LOST, CBS' Hawaii Five-O, and the Universal Studios movie "Battleship."  He is a world-touring entertainer who has performed live for over 2 million people in 22 countries and 44 states throughout his career.  As a highly sought-after National Anthem singer, he performs for the largest crowds in America for teams such as the Minnesota Vikings, the Los Angeles Dodgers, Duke University Men's Basketball, the College World Series, the NCAA, and in venues such as Madison Square Garden.