Mardi Gras, drag balls and politics–where else could these elements come together but in New Orleans? Interweaving archival footage and contemporary interviews in the great tradition of films such as Paris is Burning and The Cockettes, The Sons of Tennessee Williams charts the evolution of the gay Mardi Gras krewe scene over the decades, illuminating the ways in which its emergence was a seminal factor in the cause of gay liberation in the South.