SIDE PROJECTS AND CONTRIBUTIONS
| Chevy Metal - Taylor Hawkins |
| Chris Shiflett & The Dead Peasants - Chris Shiflett |
| Germs - Pat Smear |
| Jackson United - Chris Shiflett |
| Me First and the Gimme Gimmes - Chris Shiflett |
| Nine Inch Nails - Dave Grohl |
| Queens of the Stone Age - Dave Grohl |
| Sound City Soundtrack - Dave Grohl and Taylor Hawkins |
| Sunny Day Real Estate - Nate Mendel |
| Taylor Hawkins & The Coattail Riders - Taylor Hawkins |
| Tenacious D - Dave Grohl |
| Them Crooked Vultures - Dave Grohl |