デイヴィー・ハヴォック
Sang a cover of "Straight Edge Revenge" by Project X alongside the hardcore punk band Ceremony on November 6, 2008 in Berkeley California.
Featured vocals in the Dear Boy song "Funeral Waves" on their self-titled EP.
"Smile and Nod" by The Dear & Departed.
Several live guest performances doing cover songs with Los Angeles band Pop Shop.
"S.K.Y." by The Witch Was Right.
"December" by Seven Lions.
"Float" by Souvenirs.
"Congratulations" by Jimmy Eat World, the final track on their album Surviving (album).