Idle Warship is a musical duo composed of Brooklyn emcee Talib Kweli and Philadelphia singer Res, Res has appeared on each Talib Kweli album since 2000's Train of Thought. They have also toured together, including on the summer 2005 MGD Flavor 2 Savor mini-tour. They released their debut mixtape, Party Robot, on October 27, 2009 for free. This was originally set for a 2008 release and announced on Talib Kweli's MySpace page in a New Year's blog entry.

Idle Warship has released numerous new songs via their MySpace page, including "Industry Diary," "Screamin'" featuring mc chris, "Pull It Out" featuring Dapa Flex, "Fall Back" featuring Chester French, among others.