After joining the Queens of the Stone Age, Troy also has contributed music to band members' various side projects: such as The Desert Sessions, Mondo Generator, Eagles of Death Metal, The Gutter Twins and Mark Lanegan's solo album "Bubblegum".
Послде присоединения к Queens of the Stone Age Ван Левен участвовал в разных проектах членов группы: The Desert Sessions, Mondo Generator, Eagles of Death Metal, The Gutter Twins и на сольнике Марка Ланегана "Bubblegum".