Country singer and guitarist Jason Aldean is at the top of his game right now. He has won awards for his music, and recently performed at a Boston Strong benefit for victims of the Boston Marathon bombing. He is set to perform at Boston's Fenway Park during a two-day concert on July 12 and July 13. KYSS FM and Les Schwab are giving away tickets to the July 13 show. Jason Aldean will be performing with two of country music's biggest stars: Jake Owen and Miranda Lambert.