The Themebeciles take a ride through the Whedonverse with this week's theme song, "The Ballad of Serenity." With it's themes of freedom and antiauthority, "The Ballad of Serenity" was written by Joss "Don't Call Me Joe" Whedon and performed by the "Disciple of Blues" Sonny Rhodes for the much beloved science-fiction western series, Firefly.