Gwar at Bourbon Theatre

Gwar, often stylized as GWAR, is an American heavy metal band formed in Richmond, Virginia, in 1984, composed of and operated by a frequently rotating line-up of musicians, artists, and filmmakers collectively known as Slave Pit Inc. Since the death of frontman Dave Brockie in 2014, the collective has continued recording and performing without any of its founding artists or musicians.

Mac Sabbath is an American parody heavy metal tribute band formed in Los Angeles, California, in 2014. The self-proclaimed founders of "Drive Thru Metal", the band is primarily a parody of English heavy metal group Black Sabbath, using lyricism and imagery centered on fast food. Hence, their style has been called "Drive thru metal" by some publications.