Cumulus Media Inc. announced that it will launch the fourth installment of its new multi-week audio series, Your Music First, featuring Thirty Seconds To Mars' new single, “Stuck,” on Concord Records. The multi-part series will air over the next four weeks across Cumulus' Mainstream Rock and Alternative stations nationwide and will share exclusive behind-the-scenes stories and observations from vocalist Jared Leto, and his personal insights into making the single. “Stuck” is featured on Thirty Seconds To Mars' sixth album, “It's The End Of The World, But It's A Beautiful Day.