Collision Course is a fundraiser hosted by Jay Z and Linkin Park.
Collision Course is a collaborative EP from American rapper Jay-Z and nu metal band Linkin Park , released on November 30 , 2004 by Roc-A-Fella , Machine Shop , Warner Bros. and Def Jam records . Before the album , Jay-Z had released collaborations with The Roots and R. Kelly , and Linkin Park had collaborated with various artists on their remix album Reanimation . The album was inspired by The Grey Album by Danger Mouse , which was a mash-up album between Jay-Z and The Beatles . MTV had originally planned on mashing up only one or two songs , but the project was eventually expanded to a six song EP .