Watch Signature Sounds: The Music of WWE (2014) : Full Movie Online Free Music has been integral in WWE history, especially anthems for all the greatest WWE Superstars. Since Sgt. Slaughter first made his entrance to the Marine Corp hymn in the early 80's music themes have become synonymous with the Superstars themselves. Just hearing the first few notes brings the crowd to their feet. They are the songs that let the WWE Universe know that business is about to pick up. Now, get behind the music and learn the inside story behind the timeless anthems of WWE and the superstars.