major tour, Post-Apocalypto Tour, which would surpass Rize of the Fenix as their biggest tour in the fall of October 2019. Political activity Tenacious D are supporters of cannabis legalization. They have also performed at a NORML benefit concert. Black described his view that allowing drug use would remove the stigma of feeling "naughty" attached to users, making the activity mundane and less attractive. Black was the executive producer for a documentary about Randy Credico entitled Sixty Spins Around the Sun. It calls for the so-called Rockefeller Drug Laws to be repealed. Black said of it, "They're populating our prisons with people, you know, first time drug offenders—single mothers that have a little bit of coke end up going to prison for 20 years or something. It's just cruel and unusual punishment." In 2004, Tenacious D supported John Kerry's US presidential election campaign by playing a benefit concert for him. Black and Gass were disparaging towards George W. Bush's presidency on many occasions. The band performed a benefit concert for Barack Obama's presidential campaign on November 2, 2008 in Milwaukee. Other performers included Ben Harper and Relentless7, David Crosby and Graham Nash, and the Beastie Boys. Tenacious D guested with Crosby and Nash on "Find the Cost of Freedom" which concluded the Crosby-Nash set. In 2010, Tenacious D agreed to boycott Arizona due to laws passed there concerning illegal immigration. In 2012, Tenacious D performed at the House of Blues in Cleveland and did a surprise gig at Kent State University earlier on that day to encourage voting. Tenacious D supported Barack Obama that year. For the 2016 election, the band did not publicly show support for any candidate. In 2017, Black and Gass performed "The Government Totally Sucks" at an anti-Donald Trump Prophets of Rage show in Los Angeles. Other projects In 2014, Tenacious D provided a cover of "The Last in Line" on the Dio tribute album This Is Your Life. The recording won a Grammy Award for Best Metal Performance. Tenacious D have appeared in numerous music videos by other bands, including "Learn to Fly" by Foo Fighters, "Push" by Dio, and "Photograph" by Weezer. Black has appeared on his own in many music videos, including a cameo alongside Dave Grohl in the music video for the Eagles of Death Metal song "I Want You So Hard (Boy's Bad News)", alongside Grohl again in the music video