Holt also played with Slayer for the Big 4 Concert in Indio California on April 23, 2011, as well as Fun Fun Fun Fest in Austin, Texas on November 6, 2011.
Holt je također svirao za Slayera na "Big 4 Concert" u Indiju, Kalifornija, 23. travnja, 2011., također i na "Fun Fun Fun Fest" u Austinu, Texas, 6. studenog, 2011.