Red Hot Chili Peppers guitarist John Frusciante and George Harrison's son Dhani Harrison have recorded some instrumental parts for Wu-Tang Clan's cover version of The Beatles' classic "'While My Guitar Gently Weeps". The track is going to appear under the title "Gently Weeps" on the legendary NY rappers' upcoming studio album, "8 Diagrams", due out on November 13.

Another notable guest appearance in one of the 15 cuts on the record shall be the one by System of a Down's bass player Shavo Odadjian in "Thug World".